API Evangelist Trend Report
The State of Owned Channel APIs
135 companies scored, every one named and banded. Kin Score median 60.2, Agent Readiness median 50.9. The strongest area in marketing, built by companies whose product was always an interface. Even here, delegation is missing at over eighty percent.
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Owned Channels
Grouped by Kin Score band and ranked by composite score within each, with the separate agent-readiness score alongside. Click the scores on any row to open the full facet and dimension breakdown behind both numbers, and click again to close it.
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135 providers
Exemplar 46 66+ Reference-quality API operations across every facet.
1
Bloomreach Exemplar agent ready Sold to the advertiser (buy side)
Bloomreach is a commerce experience cloud combining an e-commerce search and merchandising engine (Discovery), a marketing automation platform and customer d...
Composite
87.4
Agent
65.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 87.4/100 · exemplar
Contract Quality
20.4 / 25
Developer Ergonomics
17.0 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
10.6 / 13
Governance
10.8 / 12
Discoverability
8.7 / 10
Agent readiness — 65/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
2
Mailmodo Exemplar agent ready Sold to the advertiser (buy side)
Mailmodo is an AI-powered interactive email marketing and automation platform headquartered in Bengaluru with a presence in San Francisco. It pioneered AMP-f...
Composite
84.1
Agent
58.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 84.1/100 · exemplar
Contract Quality
21.1 / 25
Developer Ergonomics
18.3 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
5.8 / 13
Governance
10.8 / 12
Discoverability
8.2 / 10
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
3
Customer.io Exemplar agent ready Sold to the advertiser (buy side)
Customer.io is a customer engagement platform that combines a customer data platform, marketing automation, and messaging delivery to send behavior-triggered...
Composite
83.9
Agent
50.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 83.9/100 · exemplar
Contract Quality
20.1 / 25
Developer Ergonomics
17.4 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
11.3 / 13
Governance
8.7 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 51/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
4
Omnisend Exemplar agent ready Sold to the advertiser (buy side)
Omnisend is a Lithuanian-headquartered email and SMS marketing automation platform purpose-built for ecommerce, with first-class integrations into Shopify, B...
Composite
82.9
Agent
64.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 82.9/100 · exemplar
Contract Quality
18.6 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
13.0 / 13
Governance
9.5 / 12
Discoverability
9.3 / 10
Agent readiness — 65/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
5
Kit Exemplar agent ready Sold to the advertiser (buy side)
Kit (formerly ConvertKit) is a creator email marketing platform whose REST API v4 covers subscribers, tags, custom fields, forms and landing pages, sequences...
Composite
82.6
Agent
68.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 82.6/100 · exemplar
Contract Quality
17.1 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
12.3 / 13
Governance
10.8 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 69/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
8.0 / 8
Dry-Run / Simulate Mode
0 / 4
6
Birdeye Exemplar agent ready
Birdeye is an AI-powered customer experience and reputation management platform for multi-location brands. Its REST API enables developers to manage online r...
Composite
81.5
Agent
68.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 81.5/100 · exemplar
Contract Quality
19.3 / 25
Developer Ergonomics
13.5 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
9.9 / 13
Governance
9.5 / 12
Discoverability
9.3 / 10
Agent readiness — 69/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
8.0 / 8
Dry-Run / Simulate Mode
0 / 4
7
Brevo Exemplar agent native Sold to the advertiser (buy side)
Brevo (formerly Sendinblue) is a French customer-relationship platform that combines email marketing, transactional email and SMTP relay, transactional and c...
Composite
80.2
Agent
65.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 80.2/100 · exemplar
Contract Quality
19.9 / 25
Developer Ergonomics
18.3 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
9.2 / 13
Governance
9.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 65/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
8
Ghost Exemplar agent ready Sold to the publisher (sell side)
Ghost is an open-source (MIT) publishing platform for professional publications, newsletters, memberships, and paid subscriptions. It can be self-hosted for ...
Composite
79.9
Agent
50.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 79.9/100 · exemplar
Contract Quality
17.0 / 25
Developer Ergonomics
17.4 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
13.0 / 13
Governance
7.5 / 12
Discoverability
8.2 / 10
Agent readiness — 51/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
9
HubSpot Exemplar agent ready Sold to the advertiser (buy side)
HubSpot is an AI-native customer platform built around the Smart CRM, unifying marketing, sales, customer service, content, commerce and operations on a sing...
Composite
79.3
Agent
63.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 79.3/100 · exemplar
Contract Quality
19.7 / 25
Developer Ergonomics
20.0 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
9.2 / 13
Governance
8.3 / 12
Discoverability
6.9 / 10
Agent readiness — 64/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
10
Listrak Exemplar agent ready Sold to both sides
Listrak is a retail customer-engagement platform whose public API surface is eight separate REST APIs served from api.listrak.com: Email (83 operations), SMS...
Composite
78.3
Agent
50.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 78.3/100 · exemplar
Contract Quality
19.5 / 25
Developer Ergonomics
13.0 / 20
Commercial Clarity
17.9 / 20
Operational Transparency
11.3 / 13
Governance
10.8 / 12
Discoverability
6.7 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 51/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
11
Mailchimp Exemplar agent ready Sold to the advertiser (buy side)
Mailchimp is an Intuit company providing a marketing automation platform and email marketing service for managing mailing lists, creating email marketing cam...
Composite
77.5
Agent
64.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 77.5/100 · exemplar
Contract Quality
20.8 / 25
Developer Ergonomics
18.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
9.2 / 13
Governance
9.6 / 12
Discoverability
8.7 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 64/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
12
Salesforce Marketing Cloud Exemplar agent native
Salesforce Marketing Cloud Engagement is an enterprise digital marketing platform for customer journeys, email marketing, mobile messaging (SMS/MMS and push)...
Composite
77.5
Agent
65.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 77.5/100 · exemplar
Contract Quality
18.5 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
9.2 / 13
Governance
9.5 / 12
Discoverability
10.0 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 66/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
13
Klaviyo Exemplar agent native
Klaviyo is a marketing automation and customer data platform built for ecommerce. Build custom integrations to bring data into Klaviyo to create personalized...
Composite
75.8
Agent
55.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 75.8/100 · exemplar
Contract Quality
18.5 / 25
Developer Ergonomics
17.0 / 20
Commercial Clarity
14.7 / 20
Operational Transparency
9.2 / 13
Governance
7.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 55/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
14
Amazon SES Exemplar agent ready
Amazon Simple Email Service (SES) is AWS's cloud email platform for sending and receiving mail at scale — marketing, notification and transactional. The curr...
Composite
75.6
Agent
64.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 75.6/100 · exemplar
Contract Quality
16.8 / 25
Developer Ergonomics
18.3 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
8.2 / 13
Governance
10.8 / 12
Discoverability
6.3 / 10
Agent readiness — 64/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
15
Adobe Campaign Exemplar agent ready Sold to the advertiser (buy side)
Adobe Campaign is Adobe's enterprise cross-channel campaign management and marketing automation platform, orchestrating email, SMS, push, direct mail and web...
Composite
74.7
Agent
59.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 74.7/100 · exemplar
Contract Quality
19.8 / 25
Developer Ergonomics
16.1 / 20
Commercial Clarity
14.7 / 20
Operational Transparency
7.9 / 13
Governance
8.3 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 60/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
16
LINE Exemplar agent native
LINE is a Japan-based messaging platform operated by LY Corporation, with over 200 million monthly active users across Japan, Taiwan, Thailand and Indonesia,...
Composite
74.3
Agent
67.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 74.3/100 · exemplar
Contract Quality
15.3 / 25
Developer Ergonomics
17.4 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
11.3 / 13
Governance
5.7 / 12
Discoverability
9.3 / 10
Agent readiness — 68/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
17
Amazon Pinpoint Exemplar agent ready
Amazon Pinpoint is a flexible and scalable outbound and inbound marketing communications service that enables you to engage with customers across multiple me...
Composite
74.1
Agent
53.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 74.1/100 · exemplar
Contract Quality
19.5 / 25
Developer Ergonomics
16.5 / 20
Commercial Clarity
14.7 / 20
Operational Transparency
9.2 / 13
Governance
10.8 / 12
Discoverability
7.6 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 54/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
18
SendPulse Exemplar agent ready
SendPulse is a multichannel marketing automation platform covering bulk email, SMTP transactional email, SMS, web push, website pop-ups, a CRM, an online cou...
Composite
74.1
Agent
64.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 74.1/100 · exemplar
Contract Quality
15.7 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
12.0 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 64/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
19
beehiiv Exemplar agent ready Sold to the publisher (sell side)
beehiiv is a newsletter publishing platform offering email publishing, subscriber management, paid subscriptions, an ad network, referrals, polls, automation...
Composite
73.7
Agent
58.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 73.7/100 · exemplar
Contract Quality
19.1 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
7.5 / 13
Governance
7.5 / 12
Discoverability
8.7 / 10
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
20
SendGrid Exemplar agent ready Sold to the advertiser (buy side)
SendGrid is a cloud-based email delivery platform, acquired by Twilio in 2019, that provides transactional and marketing email at scale over an HTTP v3 REST ...
Composite
73.2
Agent
55.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 73.2/100 · exemplar
Contract Quality
18.4 / 25
Developer Ergonomics
17.4 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
8.2 / 13
Governance
6.4 / 12
Discoverability
7.6 / 10
Agent readiness — 56/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
21
Benchmark Email Exemplar agent ready Sold to the advertiser (buy side)
Benchmark Email is an email marketing platform for small businesses, run by Benchmark Internet Group, with two live REST API generations. The current Benchma...
Composite
72.0
Agent
39.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 72.0/100 · exemplar
Contract Quality
19.5 / 25
Developer Ergonomics
12.6 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
3.8 / 13
Governance
9.5 / 12
Discoverability
8.2 / 10
Agent readiness — 39/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
22
MoEngage Exemplar agent native Sold to the advertiser (buy side)
MoEngage is an insights-led customer engagement and cross-channel marketing automation platform used by consumer brands to unify customer data, segment audie...
Composite
71.2
Agent
66.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 71.2/100 · exemplar
Contract Quality
17.5 / 25
Developer Ergonomics
16.0 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
7.2 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 66/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
23
ZeroBounce Exemplar agent ready
ZeroBounce is an email validation and deliverability platform that verifies email addresses, detects spam traps and abuse accounts, scores leads, and helps s...
Composite
70.9
Agent
55.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 70.9/100 · exemplar
Contract Quality
13.6 / 25
Developer Ergonomics
17.0 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
11.3 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 55/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
24
Plunk Exemplar agent native
Plunk is an open-source (AGPL-3.0) email platform for developers that unifies transactional email, marketing campaigns, contact segmentation and event-driven...
Composite
70.7
Agent
54.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 70.7/100 · exemplar
Contract Quality
19.1 / 25
Developer Ergonomics
12.6 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
9.9 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 55/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
25
Braze Exemplar agent ready Sold to the advertiser (buy side)
Braze is a leading customer engagement platform providing REST APIs for managing user profiles, orchestrating multi-channel messaging campaigns, and exportin...
Composite
70.3
Agent
61.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 70.3/100 · exemplar
Contract Quality
17.8 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
9.2 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 62/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
26
Iterable Exemplar agent ready Sold to the advertiser (buy side)
Iterable is an AI customer engagement platform that powers unified cross-channel marketing experiences and empowers marketers to create, optimize, and measur...
Composite
70.2
Agent
54.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 70.2/100 · exemplar
Contract Quality
19.6 / 25
Developer Ergonomics
17.0 / 20
Commercial Clarity
13.2 / 20
Operational Transparency
7.9 / 13
Governance
9.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
6.3 / 15
Agent readiness — 55/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
27
AWeber Exemplar agent ready Sold to the advertiser (buy side)
AWeber is an email marketing and automation platform for small businesses, creators, and entrepreneurs providing email broadcasts, drip campaigns, landing pa...
Composite
70.1
Agent
58.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 70.1/100 · exemplar
Contract Quality
17.9 / 25
Developer Ergonomics
13.9 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
8.6 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
28
Snapchat Exemplar agent ready
Snap Inc. operates Snapchat, a visual messaging app and camera platform with developer tools including the Marketing API for programmatic advertising, Conver...
Composite
69.9
Agent
55.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 69.9/100 · exemplar
Contract Quality
18.1 / 25
Developer Ergonomics
16.1 / 20
Commercial Clarity
13.2 / 20
Operational Transparency
5.8 / 13
Governance
9.5 / 12
Discoverability
7.2 / 10
Agent readiness — 56/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
29
NeverBounce Exemplar agent ready
NeverBounce is an email verification and list cleaning service — a ZoomInfo company — that validates individual email addresses in real time and cleans bulk ...
Composite
69.7
Agent
61.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 69.7/100 · exemplar
Contract Quality
16.8 / 25
Developer Ergonomics
16.1 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
10.9 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 61/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
30
Attentive Exemplar agent ready Sold to the advertiser (buy side)
Attentive is a martech SMS and email marketing platform for e-commerce and retail brands. Its developer platform exposes REST APIs (v1 and v2) plus a GraphQL...
Composite
69.4
Agent
44.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 69.4/100 · exemplar
Contract Quality
17.1 / 25
Developer Ergonomics
14.7 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
11.3 / 13
Governance
1.4 / 12
Discoverability
5.7 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 44/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
31
Campaign Monitor Exemplar agent ready Sold to the advertiser (buy side)
Campaign Monitor, a Marigold brand, is an email marketing platform for marketers and agencies. Its REST API — served under the original createsend name at ap...
Composite
69.2
Agent
50.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 69.2/100 · exemplar
Contract Quality
16.1 / 25
Developer Ergonomics
12.2 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
9.9 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 51/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
32
CleverTap Exemplar agent ready Sold to the advertiser (buy side)
CleverTap is a customer engagement and retention platform that helps businesses understand user behavior, segment audiences, and deliver personalized experie...
Composite
69.2
Agent
58.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 69.2/100 · exemplar
Contract Quality
17.2 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
6.8 / 13
Governance
5.0 / 12
Discoverability
9.3 / 10
Agent readiness — 59/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
33
Mapp Marketing Cloud Exemplar agent ready Sold to the advertiser (buy side)
Mapp is a German-headquartered marketing technology vendor whose Mapp Marketing Cloud combines cross-channel campaign execution (Mapp Engage), digital analyt...
Composite
69.0
Agent
63.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 69.0/100 · exemplar
Contract Quality
15.2 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
8.6 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
9.8 / 15
Agent readiness — 63/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
34
ActiveCampaign Exemplar agent ready Sold to the advertiser (buy side)
ActiveCampaign is a marketing automation and customer experience platform used by more than 180,000 businesses for email marketing, marketing automation, CRM...
Composite
68.7
Agent
72.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 68.7/100 · exemplar
Contract Quality
11.3 / 25
Developer Ergonomics
18.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
7.9 / 13
Governance
8.7 / 12
Discoverability
6.9 / 10
Agent readiness — 72/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card near-conformant
4.8 / 8
Dry-Run / Simulate Mode
4 / 4
35
Ortto Exemplar agent ready Sold to the advertiser (buy side)
Ortto (formerly Autopilot) is a marketing automation, customer data platform (CDP), and analytics product. Its REST API at https://api.ap3api.com/v1 lets app...
Composite
68.6
Agent
57.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 68.6/100 · exemplar
Contract Quality
17.0 / 25
Developer Ergonomics
14.3 / 20
Commercial Clarity
17.9 / 20
Operational Transparency
12.0 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
36
Salesforce Marketing Cloud Account Engagement (Pardot) Exemplar agent ready Sold to the advertiser (buy side)
Salesforce Marketing Cloud Account Engagement, formerly known as Pardot, is a B2B marketing automation platform tightly integrated with Salesforce CRM for le...
Composite
68.3
Agent
49.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 68.3/100 · exemplar
Contract Quality
13.1 / 25
Developer Ergonomics
17.0 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
9.2 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 50/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
37
Boom Ai Exemplar agent native Sold to the advertiser (buy side)
Boom AI (useboom.ai) is a Y Combinator-backed (Fall 2025) San Francisco company building "an AI workforce for your customers" — autonomous agents that hold r...
Composite
68.1
Agent
70.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 68.1/100 · exemplar
Contract Quality
17.2 / 25
Developer Ergonomics
13.8 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
8.6 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
9.8 / 15
Agent readiness — 70/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
9.0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
8.0 / 8
Dry-Run / Simulate Mode
0 / 4
38
Ontraport Exemplar agent native Sold to the advertiser (buy side)
Ontraport is a business automation platform combining CRM, marketing automation, email marketing, landing pages, ecommerce, and membership site capabilities ...
Composite
67.7
Agent
59.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 67.7/100 · exemplar
Contract Quality
15.3 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
8.6 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Payments
9.4 / 15
Agent readiness — 59/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
39
GetResponse Exemplar agent ready Sold to the advertiser (buy side)
GetResponse is an all-in-one marketing platform for email marketing, marketing automation, landing pages, websites, webinars, SMS, web push, ecommerce and co...
Composite
67.3
Agent
57.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 67.3/100 · exemplar
Contract Quality
16.8 / 25
Developer Ergonomics
13.9 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
7.9 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
9.8 / 15
Agent readiness — 57/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
40
Vibes Platform Exemplar agent native
Vibes is a mobile engagement platform that provides APIs for SMS messaging, push notifications, RCS for Business, and mobile marketing campaigns. The platfor...
Composite
67.3
Agent
73.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 67.3/100 · exemplar
Contract Quality
18.8 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
10.5 / 20
Operational Transparency
6.8 / 13
Governance
9.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
9.0 / 15
Agent readiness — 73/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
9.0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
41
OneSignal Exemplar agent native Sold to the advertiser (buy side)
OneSignal is a lifecycle customer engagement platform for mobile push, web push, email, SMS/RCS, in-app messaging and iOS Live Activities, orchestrated throu...
Composite
67.1
Agent
66.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 67.1/100 · exemplar
Contract Quality
19.1 / 25
Developer Ergonomics
17.0 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
8.2 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 66/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
42
MailerLite Exemplar agent ready Sold to the advertiser (buy side)
MailerLite is an email marketing and automation platform used by creators, e-commerce sellers and small businesses to build lists, send campaigns and run beh...
Composite
67.0
Agent
53.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 67.0/100 · exemplar
Contract Quality
16.1 / 25
Developer Ergonomics
16.1 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
5.8 / 13
Governance
7.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 54/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
43
Zoho Campaigns Exemplar agent ready Sold to the advertiser (buy side)
Zoho Campaigns is Zoho Corporation's email marketing platform, and it exposes two distinct public API surfaces. The Zoho Campaigns API v1.1 is an RPC-over-HT...
Composite
66.9
Agent
40.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 66.9/100 · exemplar
Contract Quality
12.9 / 25
Developer Ergonomics
11.3 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
11.3 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 40/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
44
Leanplum Exemplar agent ready
Leanplum is a mobile marketing and multichannel customer engagement platform offering push notifications, in-app and email messaging, behavioral event tracki...
Composite
66.8
Agent
47.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 66.8/100 · exemplar
Contract Quality
15.2 / 25
Developer Ergonomics
15.2 / 20
Commercial Clarity
17.9 / 20
Operational Transparency
7.9 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 47/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
45
Sendlane Exemplar agent ready Sold to the advertiser (buy side)
Email and SMS marketing platform built for e-commerce brands, unifying email, SMS, reviews and forms in one account. The Sendlane v2 REST API manages contact...
Composite
66.6
Agent
55.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 66.6/100 · exemplar
Contract Quality
16.8 / 25
Developer Ergonomics
14.3 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
8.6 / 13
Governance
2.5 / 12
Discoverability
7.6 / 10
Agent readiness — 56/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
46
Nutshell Exemplar agent ready Sold to the advertiser (buy side)
Nutshell is a CRM and email-marketing platform for small and mid-sized B2B sales teams, combining pipeline management, contact and company records, activity ...
Composite
66.4
Agent
58.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 66.4/100 · exemplar
Contract Quality
15.4 / 25
Developer Ergonomics
16.1 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
5.8 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Strong 35 56 – 65.9 Solid contracts, transparent operations, and an easy start.
47
Infusionsoft (Keap) Strong agent ready Sold to the advertiser (buy side)
Infusionsoft, now branded as Keap and owned by Thryv Holdings, is a sales and marketing automation CRM built for small businesses that combines contact manag...
Composite
65.8
Agent
57.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 65.8/100 · strong
Contract Quality
16.4 / 25
Developer Ergonomics
15.2 / 20
Commercial Clarity
14.7 / 20
Operational Transparency
8.9 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
48
Lithium Strong agent ready Sold to the advertiser (buy side)
Lithium Technologies is the enterprise online-community and social-customer-engagement platform that, after merging with Spredfast in 2018, rebranded as Khor...
Composite
65.6
Agent
51.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 65.6/100 · strong
Contract Quality
17.2 / 25
Developer Ergonomics
13.8 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
11.3 / 13
Governance
2.5 / 12
Discoverability
8.7 / 10
Agent readiness — 51/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
49
SAP Emarsys Strong agent ready Sold to the advertiser (buy side)
SAP Emarsys (formerly Emarsys, acquired by SAP in 2020 and now marketed as part of SAP Engagement Cloud) is an omnichannel customer engagement and marketing ...
Composite
65.5
Agent
56.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 65.5/100 · strong
Contract Quality
15.9 / 25
Developer Ergonomics
13.9 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
10.9 / 13
Governance
2.5 / 12
Discoverability
8.7 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 57/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
50
Acoustic Strong agent ready Sold to the advertiser (buy side)
Acoustic is a real-time behavioral marketing platform for B2C companies, delivering omnichannel customer engagement across email, SMS, WhatsApp, mobile push ...
Composite
64.2
Agent
64.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 64.2/100 · strong
Contract Quality
13.8 / 25
Developer Ergonomics
15.2 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
9.9 / 13
Governance
2.5 / 12
Discoverability
8.3 / 10
Regulatory · Telecommunications
6.3 / 15
Agent readiness — 64/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
51
Moosend Strong agent ready Sold to the advertiser (buy side)
Moosend is an email marketing and automation platform with a REST API for managing mailing lists, campaigns, subscribers, automations, and tracking email per...
Composite
64.1
Agent
53.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 64.1/100 · strong
Contract Quality
15.7 / 25
Developer Ergonomics
12.6 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
8.2 / 13
Governance
2.5 / 12
Discoverability
7.6 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 54/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
52
Constant Contact Strong agent ready Sold to the advertiser (buy side)
Constant Contact is a small-business email and digital marketing platform offering email campaigns, automation, SMS, contact management, surveys, and events....
Composite
63.6
Agent
44.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 63.6/100 · strong
Contract Quality
17.5 / 25
Developer Ergonomics
13.0 / 20
Commercial Clarity
9.5 / 20
Operational Transparency
6.8 / 13
Governance
9.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
8.7 / 15
Agent readiness — 44/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
53
Postscript Strong agent ready
Postscript is an SMS and RCS marketing platform built for Shopify brands, covering list growth, campaign and automation delivery, conversational messaging, A...
Composite
63.6
Agent
61.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 63.6/100 · strong
Contract Quality
18.2 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
7.2 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 61/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
54
AskNicely Strong agent ready
AskNicely is a customer-experience (CX) platform for service businesses, built around Net Promoter Score, CSAT and 5-Star surveys delivered by email, SMS, we...
Composite
63.1
Agent
51.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 63.1/100 · strong
Contract Quality
18.3 / 25
Developer Ergonomics
10.8 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
10.9 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
9.8 / 15
Agent readiness — 52/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
55
Sprout Social Strong agent aware Sold to both sides
Sprout Social is a social media management platform with a REST API for publishing posts, monitoring mentions, managing messages, accessing analytics, and re...
Composite
63.1
Agent
32.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 63.1/100 · strong
Contract Quality
13.6 / 25
Developer Ergonomics
10.4 / 20
Commercial Clarity
20.0 / 20
Operational Transparency
8.9 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Agent readiness — 32/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
56
Inflection.io Strong agent ready Sold to the advertiser (buy side)
Inflection.io is a B2B marketing automation platform positioned as a modern, AI-native replacement for legacy tools like Marketo. It unifies target accounts,...
Composite
63.0
Agent
48.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 63.0/100 · strong
Contract Quality
17.0 / 25
Developer Ergonomics
11.2 / 20
Commercial Clarity
16.3 / 20
Operational Transparency
7.9 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Agent readiness — 48/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card flavored
2.0 / 8
Dry-Run / Simulate Mode
0 / 4
57
Silverpop Strong agent ready Sold to the advertiser (buy side)
Silverpop Engage is the email marketing, marketing automation and transactional messaging API now sold as Acoustic Campaign, and one of the longest-lived com...
Composite
62.9
Agent
48.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 62.9/100 · strong
Contract Quality
16.4 / 25
Developer Ergonomics
14.3 / 20
Commercial Clarity
13.7 / 20
Operational Transparency
4.4 / 13
Governance
8.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
6.3 / 15
Agent readiness — 49/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
58
Dotdigital Strong agent ready Sold to the advertiser (buy side)
Dotdigital is a UK-headquartered customer engagement platform (LSE: DOTD) whose Marketing product combines email, SMS, MMS, WhatsApp, push, app messaging, ch...
Composite
62.2
Agent
64.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 62.2/100 · strong
Contract Quality
16.6 / 25
Developer Ergonomics
13.0 / 20
Commercial Clarity
15.8 / 20
Operational Transparency
7.2 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 64/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
59
Blueshift Strong agent aware Sold to the advertiser (buy side)
Blueshift is an AI-powered customer engagement and customer data platform (CDP) that unifies customer profiles, product and content catalogs, and behavioural...
Composite
62.0
Agent
31.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 62.0/100 · strong
Contract Quality
16.6 / 25
Developer Ergonomics
10.4 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
8.9 / 13
Governance
1.0 / 12
Discoverability
7.6 / 10
Regulatory · Telecommunications
8.5 / 15
Agent readiness — 31/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
60
Xiaoman (OKKI) Strong agent ready Sold to the advertiser (buy side)
Xiaoman Technology (小满科技, OKKI) is an AI-powered foreign-trade sales platform under Alibaba International Station, serving Chinese B2B exporters with the OKK...
Composite
61.9
Agent
50.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 61.9/100 · strong
Contract Quality
15.6 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
5.8 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Agent readiness — 50/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
61
Encharge Strong agent ready Sold to the advertiser (buy side)
Encharge is a behavior-based marketing automation platform built for SaaS companies, with a visual flow builder, broadcasts, segments, lead scoring, A/B test...
Composite
61.5
Agent
47.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 61.5/100 · strong
Contract Quality
13.6 / 25
Developer Ergonomics
12.6 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
5.1 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Agent readiness — 48/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
62
Clerk.io Strong agent ready Sold to the advertiser (buy side)
Clerk.io is an e-commerce personalization platform that uses artificial intelligence and machine learning to deliver tailored product recommendations, on-sit...
Composite
61.1
Agent
53.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 61.1/100 · strong
Contract Quality
15.7 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
2.7 / 13
Governance
5.0 / 12
Discoverability
7.6 / 10
Agent readiness — 54/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
63
Oracle Eloqua Strong agent ready Sold to the advertiser (buy side)
Oracle Eloqua is a marketing automation platform that provides tools for lead management, email marketing, and marketing campaign management through comprehe...
Composite
60.9
Agent
41.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.9/100 · strong
Contract Quality
17.0 / 25
Developer Ergonomics
11.3 / 20
Commercial Clarity
8.4 / 20
Operational Transparency
5.8 / 13
Governance
9.5 / 12
Discoverability
8.9 / 10
Agent readiness — 42/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
64
Cordial Strong agent ready Sold to both sides
Cordial is a cross-channel marketing and customer data platform headquartered in San Diego, California, used by consumer brands to unify customer data and or...
Composite
60.4
Agent
58.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.4/100 · strong
Contract Quality
14.6 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
8.6 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
9.8 / 15
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
65
Buttondown Strong agent native
Buttondown is an independent, bootstrapped email newsletter platform for writers, creators and developers, offering a Markdown and rich-text editor, subscrib...
Composite
60.3
Agent
60.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.3/100 · strong
Contract Quality
17.3 / 25
Developer Ergonomics
14.3 / 20
Commercial Clarity
11.6 / 20
Operational Transparency
9.2 / 13
Governance
2.5 / 12
Discoverability
8.3 / 10
Regulatory · Telecommunications
6.5 / 15
Agent readiness — 61/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
66
Dyspatch Strong agent ready
Dyspatch is an email template management and production platform that lets marketing, design, and engineering teams build, collaborate on, approve, localize,...
Composite
60.3
Agent
60.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.3/100 · strong
Contract Quality
17.6 / 25
Developer Ergonomics
13.8 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
7.2 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
6.5 / 15
Agent readiness — 61/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
67
Act-On Strong agent ready Sold to the advertiser (buy side)
Act-On Software is a cloud-based marketing automation platform used by B2B and B2C marketing teams for email marketing, lead generation and nurturing, landin...
Composite
60.2
Agent
55.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.2/100 · strong
Contract Quality
15.2 / 25
Developer Ergonomics
13.5 / 20
Commercial Clarity
13.7 / 20
Operational Transparency
9.2 / 13
Governance
1.4 / 12
Discoverability
7.2 / 10
Agent readiness — 55/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
4 / 4
68
Kartra Strong agent ready Sold to the advertiser (buy side)
Kartra is an all-in-one online business platform operated by Kartra, Inc. of Las Vegas, Nevada, that bundles landing pages and funnels, email marketing with ...
Composite
60.2
Agent
52.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.2/100 · strong
Contract Quality
12.9 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
7.9 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Regulatory · Payments
7.0 / 15
Agent readiness — 53/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
69
Paragraph Strong agent ready Sold to the publisher (sell side)
Paragraph is a web3-native publishing and newsletter platform where writers get a website, a newsletter, an owned subscriber list, and an AI agent that draft...
Composite
60.2
Agent
52.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 60.2/100 · strong
Contract Quality
15.5 / 25
Developer Ergonomics
16.1 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
2.7 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Agent readiness — 52/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
70
VBOUT Strong agent ready Sold to the advertiser (buy side)
VBOUT is an AI-enabled marketing automation platform used by agencies and small-to-mid-size businesses to run email marketing, social media scheduling, landi...
Composite
59.9
Agent
49.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 59.9/100 · strong
Contract Quality
14.8 / 25
Developer Ergonomics
13.8 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
6.5 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Agent readiness — 50/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
71
Knak Strong agent ready Sold to the advertiser (buy side)
Knak is a no-code email and landing page creation platform built for enterprise marketing teams. Marketers design on-brand, responsive emails and landing pag...
Composite
59.7
Agent
59.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 59.7/100 · strong
Contract Quality
15.9 / 25
Developer Ergonomics
12.5 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
8.6 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Agent readiness — 59/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
72
Drip Strong agent ready Sold to the advertiser (buy side)
Drip is an email marketing and marketing automation platform built for ecommerce brands that combines subscriber management, segmentation, email campaigns, a...
Composite
59.0
Agent
46.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 59.0/100 · strong
Contract Quality
16.1 / 25
Developer Ergonomics
13.0 / 20
Commercial Clarity
8.9 / 20
Operational Transparency
9.2 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Agent readiness — 47/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
73
Exclaimer Strong agent aware
Exclaimer is an email signature management platform used by IT, marketing, and sales teams to centrally create, deploy, and govern corporate email signatures...
Composite
58.5
Agent
28.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 58.5/100 · strong
Contract Quality
13.5 / 25
Developer Ergonomics
8.3 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
7.2 / 13
Governance
2.5 / 12
Discoverability
8.7 / 10
Agent readiness — 28/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
74
SimpleTexting Strong agent ready
SimpleTexting is a business SMS and MMS marketing platform. Its v2 REST API lets developers send single text messages, run bulk campaigns to lists and segmen...
Composite
58.4
Agent
57.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 58.4/100 · strong
Contract Quality
16.6 / 25
Developer Ergonomics
9.6 / 20
Commercial Clarity
16.3 / 20
Operational Transparency
7.2 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
6.3 / 15
Agent readiness — 58/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
75
Hustle Strong agent ready
Hustle is an employee-owned text, video, and voice communications platform that lets organizations engage audiences at scale from a single interface. It comb...
Composite
57.8
Agent
41.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 57.8/100 · strong
Contract Quality
14.2 / 25
Developer Ergonomics
10.3 / 20
Commercial Clarity
16.3 / 20
Operational Transparency
8.9 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 41/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
76
Bluecore Strong agent native Sold to both sides
Bluecore is a retail marketing technology platform that unifies shopper identity, behavior, and product data into a customer data platform with 20+ predictiv...
Composite
57.6
Agent
60.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 57.6/100 · strong
Contract Quality
16.8 / 25
Developer Ergonomics
11.2 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
6.2 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
11.0 / 15
Agent readiness — 61/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling
7.0 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
77
EmailOctopus Strong agent ready Sold to the advertiser (buy side)
EmailOctopus is an affordable email-marketing platform for newsletters, campaigns, automations and audience management, built on a low-cost sending model tha...
Composite
57.6
Agent
50.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 57.6/100 · strong
Contract Quality
17.0 / 25
Developer Ergonomics
10.0 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
7.2 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
5.2 / 15
Agent readiness — 51/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
78
Hashnode Strong agent ready
Hashnode is a blogging platform for developers and engineering teams, offering publications on a custom domain, a headless CMS mode, and a public GraphQL API...
Composite
57.6
Agent
41.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 57.6/100 · strong
Contract Quality
14.5 / 25
Developer Ergonomics
14.3 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
7.5 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 42/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
79
Community Strong agent ready
Community is a conversational messaging platform that lets brands, creators, artists, sports teams, media companies, and political organizations reach their ...
Composite
57.5
Agent
46.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 57.5/100 · strong
Contract Quality
15.9 / 25
Developer Ergonomics
11.2 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
1.0 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
9.8 / 15
Agent readiness — 47/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
80
MCP360 Strong agent ready Sold to the advertiser (buy side)
MCP360 is a hosted unified Model Context Protocol gateway operated by Delta4 Infotech Pvt. Ltd. that gives AI agents access to 38 tool services — 106 individ...
Composite
56.5
Agent
46.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 56.5/100 · strong
Contract Quality
14.6 / 25
Developer Ergonomics
15.1 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
2.1 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Agent readiness — 46/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
81
Pabbly Strong agent ready Sold to the advertiser (buy side)
Pabbly is an Indian SaaS company selling a suite of marketing and sales software as one-time lifetime deals as well as monthly plans: Pabbly Connect (workflo...
Composite
56.3
Agent
52.7
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 56.3/100 · strong
Contract Quality
12.9 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
3.8 / 13
Governance
1.5 / 12
Discoverability
7.2 / 10
Regulatory · Payments
8.4 / 15
Agent readiness — 53/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Developing 26 42 – 55.9 Real signal across most facets with visible, nameable gaps.
82
Crescendo Lab Developing agent native Sold to the advertiser (buy side)
Crescendo Lab is a Taiwan-based, Asia-leading AI omnichannel customer communication software company (cresclab.com) serving 800+ global brands, and a LINE Bi...
Composite
55.8
Agent
60.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 55.8/100 · developing
Contract Quality
16.1 / 25
Developer Ergonomics
16.4 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
3.4 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
4.2 / 15
Agent readiness — 60/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
83
MailerSend Developing agent ready
MailerSend is a transactional email and SMS platform built for developers. Its v1 REST API covers email sending (single, bulk to 500 objects per request, and...
Composite
55.5
Agent
55.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 55.5/100 · developing
Contract Quality
16.4 / 25
Developer Ergonomics
15.7 / 20
Commercial Clarity
7.4 / 20
Operational Transparency
4.8 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
7.9 / 15
Agent readiness — 55/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
84
Wunderkind Developing agent ready
Wunderkind (formerly BounceX) is a performance marketing and identity resolution platform that turns anonymous website and mobile-app traffic into triggered,...
Composite
54.8
Agent
57.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 54.8/100 · developing
Contract Quality
15.4 / 25
Developer Ergonomics
12.5 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
8.6 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
6.3 / 15
Agent readiness — 57/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
85
SendHub Developing agent ready
SendHub is a business text messaging platform for SMS/MMS marketing campaigns, two-way texting, appointment reminders, bulk messaging, SMS surveys, group mes...
Composite
54.1
Agent
43.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 54.1/100 · developing
Contract Quality
17.4 / 25
Developer Ergonomics
12.5 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
1.7 / 13
Governance
1.4 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
5.2 / 15
Agent readiness — 44/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
86
Sailthru Developing agent ready Sold to both sides
Sailthru is a cross-channel relationship-marketing and personalization platform built for media, publishing, retail and e-commerce brands, unifying email, SM...
Composite
53.6
Agent
37.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 53.6/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
13.0 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
9.2 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 37/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
87
WoowUp Developing agent ready Sold to both sides
WoowUp is a customer marketing and loyalty CRM platform built for retail and ecommerce brands across Latin America. Founded in Buenos Aires and backed by 500...
Composite
53.5
Agent
51.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 53.5/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
11.7 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
3.4 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Agent readiness — 52/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
88
involve.me Developing agent ready Sold to the advertiser (buy side)
involve.me is an AI quiz, form and funnel builder with built-in email automation and a lightweight CRM, operated by stereosense GmbH and used by marketing te...
Composite
52.5
Agent
47.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 52.5/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
7.0 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
5.1 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 47/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
89
Return Path Developing agent ready Sold to the advertiser (buy side)
Return Path is an email-deliverability and inbox-intelligence brand that pioneered sender reputation, inbox-placement monitoring, and email fraud protection ...
Composite
52.2
Agent
51.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 52.2/100 · developing
Contract Quality
16.5 / 25
Developer Ergonomics
10.4 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
5.1 / 13
Governance
2.5 / 12
Discoverability
7.6 / 10
Agent readiness — 52/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
90
SharpSpring Developing agent ready Sold to the advertiser (buy side)
SharpSpring — now sold as Constant Contact Lead Gen & CRM after Constant Contact acquired the company in 2021 — is a marketing automation and CRM platform fo...
Composite
51.7
Agent
40.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 51.7/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
10.4 / 20
Commercial Clarity
8.9 / 20
Operational Transparency
9.2 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Agent readiness — 40/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
3 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
91
Localytics Developing agent native Sold to the advertiser (buy side)
Localytics is a mobile analytics and customer-engagement platform that turns the behavioral signals a mobile app already produces into real-time analytics an...
Composite
50.9
Agent
48.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 50.9/100 · developing
Contract Quality
14.5 / 25
Developer Ergonomics
13.8 / 20
Commercial Clarity
6.8 / 20
Operational Transparency
6.2 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Agent readiness — 49/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency documented
4.5 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
92
Movable Ink Developing agent ready
Movable Ink is a New York-headquartered marketing technology company that turns customer data into personalized content across email, mobile and web. Its two...
Composite
50.9
Agent
37.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 50.9/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
11.7 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
7.2 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 37/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
93
listmonk Developing agent ready
listmonk is a free and open-source, self-hosted newsletter and mailing-list manager built in Go with a Vue front end. Every feature in the admin UI is backed...
Composite
50.5
Agent
44.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 50.5/100 · developing
Contract Quality
14.2 / 25
Developer Ergonomics
13.9 / 20
Commercial Clarity
5.8 / 20
Operational Transparency
9.2 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
4.8 / 15
Agent readiness — 44/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
94
OptinMonster Developing agent aware Sold to the advertiser (buy side)
OptinMonster is a lead-generation and conversion-optimization SaaS from Awesome Motive that serves on-site campaigns — popups, floating bars, slide-ins, full...
Composite
50.5
Agent
24.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 50.5/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
8.3 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
4.4 / 13
Governance
1.5 / 12
Discoverability
8.2 / 10
Agent readiness — 25/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
95
iContact Developing agent aware Sold to the advertiser (buy side)
iContact is an email marketing and marketing automation platform (now part of Cision) that helps small and mid-market businesses build email campaigns, manag...
Composite
50.3
Agent
29.3
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 50.3/100 · developing
Contract Quality
12.4 / 25
Developer Ergonomics
10.9 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
2.7 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 29/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
96
MailOptin Developing agent ready Sold to the advertiser (buy side)
MailOptin is a WordPress lead-generation and email-automation plugin that converts website visitors into subscribers with popups, slide-ins, notification bar...
Composite
50.1
Agent
48.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 50.1/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
9.1 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
3.8 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 48/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
97
Responsys Developing agent ready Sold to the advertiser (buy side)
Oracle Responsys (Oracle Responsys Campaign Management) is a B2C cross-channel marketing orchestration platform, originally founded as Responsys and acquired...
Composite
49.5
Agent
41.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 49.5/100 · developing
Contract Quality
10.6 / 25
Developer Ergonomics
12.6 / 20
Commercial Clarity
7.4 / 20
Operational Transparency
9.2 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 42/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
98
Appgain Developing agent ready Sold to the advertiser (buy side)
Appgain is an omnichannel messaging and mobile marketing automation platform, originally out of the MENA region, that lets marketers acquire, engage, and ret...
Composite
49.0
Agent
45.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 49.0/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
15.2 / 20
Commercial Clarity
8.9 / 20
Operational Transparency
3.8 / 13
Governance
1.5 / 12
Discoverability
9.3 / 10
Regulatory · Telecommunications
5.2 / 15
Agent readiness — 46/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
99
Push Developing agent ready Sold to the advertiser (buy side)
Push (PUSHTech, now operating as Cendyn CRM after its acquisition by Cendyn) is a CRM and customer data platform specialised in hospitality — the guest journ...
Composite
47.2
Agent
60.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 47.2/100 · developing
Contract Quality
16.6 / 25
Developer Ergonomics
13.0 / 20
Commercial Clarity
6.8 / 20
Operational Transparency
1.7 / 13
Governance
2.5 / 12
Discoverability
8.7 / 10
Regulatory · Telecommunications
5.2 / 15
Agent readiness — 61/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
100
Metrilo Developing agent ready Sold to the advertiser (buy side)
Metrilo is a plug-and-play ecommerce growth platform that combines real-time analytics, an ecommerce CRM, and email marketing for online brands. Founded in 2...
Composite
47.0
Agent
48.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 47.0/100 · developing
Contract Quality
3.6 / 25
Developer Ergonomics
12.1 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
2.7 / 13
Governance
2.5 / 12
Discoverability
9.3 / 10
Agent readiness — 48/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
101
Poptin Developing agent aware Sold to the advertiser (buy side)
Poptin is an Israeli-founded, no-code conversion and lifecycle marketing platform that bundles website popups, bars, embedded forms, coupons, email campaigns...
Composite
45.2
Agent
33.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 45.2/100 · developing
Contract Quality
12.9 / 25
Developer Ergonomics
7.4 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
3.8 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 34/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
102
Emotive Developing agent ready Sold to the advertiser (buy side)
Emotive is an SMS marketing platform for eCommerce brands, combining two-way conversational text messaging, behavioral triggers, and automation with a dedica...
Composite
44.9
Agent
39.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 44.9/100 · developing
Contract Quality
14.1 / 25
Developer Ergonomics
9.6 / 20
Commercial Clarity
10.5 / 20
Operational Transparency
2.1 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Regulatory · Telecommunications
5.0 / 15
Agent readiness — 40/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
103
Jeeng Developing agent ready Sold to the publisher (sell side)
Jeeng (formerly PowerInbox, acquired by OpenWeb in 2022 and now marketed as OpenWeb Email Monetization) is a multichannel monetization and audience-engagemen...
Composite
44.6
Agent
53.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 44.6/100 · developing
Contract Quality
13.6 / 25
Developer Ergonomics
13.5 / 20
Commercial Clarity
6.8 / 20
Operational Transparency
0.0 / 13
Governance
2.5 / 12
Discoverability
8.2 / 10
Agent readiness — 54/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
104
Catnip Developing agent aware Sold to the advertiser (buy side)
Catnip Inc is the company behind Chatfuel, an AI-powered business messaging and chatbot automation platform for WhatsApp, Instagram, Facebook Messenger, TikT...
Composite
44.5
Agent
30.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 44.5/100 · developing
Contract Quality
0.0 / 25
Developer Ergonomics
12.2 / 20
Commercial Clarity
14.7 / 20
Operational Transparency
6.8 / 13
Governance
1.5 / 12
Discoverability
9.3 / 10
Agent readiness — 30/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
105
Hilos Developing agent ready
Hilos is a WhatsApp Business Platform automation company (backed by 500 Global and Techstars, now part of ActiveCampaign) that helps businesses capture leads...
Composite
44.1
Agent
51.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 44.1/100 · developing
Contract Quality
16.5 / 25
Developer Ergonomics
11.2 / 20
Commercial Clarity
6.8 / 20
Operational Transparency
0.0 / 13
Governance
1.4 / 12
Discoverability
8.2 / 10
Agent readiness — 52/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card flavored
2.0 / 8
Dry-Run / Simulate Mode
0 / 4
106
Chatfuel Developing agent aware Sold to the advertiser (buy side)
Chatfuel is a no-code AI-powered chatbot and business-automation platform for conversational commerce across Meta-owned messaging channels — WhatsApp, Instag...
Composite
43.5
Agent
15.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 43.5/100 · developing
Contract Quality
0.0 / 25
Developer Ergonomics
10.4 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
5.5 / 13
Governance
1.5 / 12
Discoverability
9.3 / 10
Agent readiness — 16/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
107
LiveIntent Developing agent ready Sold to the advertiser (buy side)
LiveIntent is a people-based email marketing, advertising and identity platform serving more than 2,500 businesses. It connects marketers and publishers thro...
Composite
42.1
Agent
54.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 42.1/100 · developing
Contract Quality
13.2 / 25
Developer Ergonomics
11.7 / 20
Commercial Clarity
4.7 / 20
Operational Transparency
2.7 / 13
Governance
2.5 / 12
Discoverability
7.2 / 10
Agent readiness — 55/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
10 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Thin 16 28 – 41.9 Limited machine-readable signal beyond documentation a human can read.
108
Conversica Thin agent ready Sold to the advertiser (buy side)
Conversica is an AI conversation automation company - "The Conversation Company" - whose Revenue Digital Assistants and AI Agents hold two-way, natural-langu...
Composite
41.8
Agent
47.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 41.8/100 · thin
Contract Quality
6.4 / 25
Developer Ergonomics
10.3 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
3.4 / 13
Governance
2.6 / 12
Discoverability
7.6 / 10
Regulatory · Telecommunications
7.5 / 15
Agent readiness — 47/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
7.0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills derived
1.3 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
109
Ovation Thin agent aware
Ovation is an AI-first guest experience and feedback platform for restaurants, founded by Zack Oates and voted the #1 guest feedback platform in a Restaurant...
Composite
38.6
Agent
28.4
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 38.6/100 · thin
Contract Quality
12.9 / 25
Developer Ergonomics
3.0 / 20
Commercial Clarity
10.5 / 20
Operational Transparency
3.8 / 13
Governance
1.5 / 12
Discoverability
6.9 / 10
Agent readiness — 28/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
110
FuseWP Thin agent aware Sold to the advertiser (buy side)
FuseWP is a WordPress automation plugin from the FuseWP Team (ProperFraction) that synchronizes WordPress users, customers, members and form leads with more ...
Composite
38.0
Agent
23.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 38.0/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
10.9 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
2.7 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 23/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
111
Newoldstamp Thin agent aware Sold to the advertiser (buy side)
Newoldstamp is an email signature management platform that lets companies create, brand, and centrally manage professional email signatures across their team...
Composite
37.0
Agent
23.9
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 37.0/100 · thin
Contract Quality
10.8 / 25
Developer Ergonomics
4.3 / 20
Commercial Clarity
13.2 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
8.7 / 10
Agent readiness — 24/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
112
Substack Thin agent aware Sold to the publisher (sell side)
Substack is an independent newsletter and media platform that lets writers, podcasters, video creators, and other culture makers publish directly to readers ...
Composite
35.9
Agent
26.6
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 35.9/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
7.0 / 20
Commercial Clarity
13.2 / 20
Operational Transparency
6.2 / 13
Governance
1.5 / 12
Discoverability
8.2 / 10
Agent readiness — 27/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
113
PlusThis Thin agent aware Sold to the advertiser (buy side)
PlusThis is an Arizona-based marketing automation add-on company, founded in 2011, that sells a toolkit of roughly seventy no-code "tools" which bolt extra b...
Composite
35.3
Agent
24.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 35.3/100 · thin
Contract Quality
12.9 / 25
Developer Ergonomics
3.0 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
6.9 / 10
Regulatory · Telecommunications
2.9 / 15
Agent readiness — 25/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
6 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
114
Terminus Thin agent aware
Terminus is an account-based marketing (ABM) platform covering account-based advertising, web personalization, email-signature marketing (Sigstr), conversati...
Composite
34.7
Agent
15.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 34.7/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
11.7 / 20
Commercial Clarity
10.5 / 20
Operational Transparency
1.7 / 13
Governance
1.5 / 12
Discoverability
9.3 / 10
Agent readiness — 16/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
115
Yesware Thin human only Sold to the advertiser (buy side)
Yesware is a sales engagement and email productivity platform that lives inside Gmail and Outlook, helping sales teams track email opens, link clicks, and at...
Composite
33.5
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 33.5/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
5.2 / 20
Commercial Clarity
18.4 / 20
Operational Transparency
4.1 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
116
Podia Thin human only Sold to the advertiser (buy side)
Podia is an all-in-one creator platform for selling online courses, digital downloads, coaching, webinars, and memberships, with a website builder, blog, com...
Composite
33.4
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 33.4/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
3.0 / 20
Commercial Clarity
16.8 / 20
Operational Transparency
4.8 / 13
Governance
1.5 / 12
Discoverability
7.2 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
117
backstitch Thin agent aware
backstitch is a Techstars-backed Kansas City company that operates an employee and total-rewards communications platform (drag-and-drop newsletters, a brande...
Composite
31.7
Agent
22.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 31.7/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
10.9 / 20
Commercial Clarity
10.0 / 20
Operational Transparency
0.7 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Agent readiness — 22/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server derived
3.0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
118
Beacons.ai Thin human only Sold to the advertiser (buy side)
Beacons.ai is an all-in-one creator business platform for creators, talent managers, and brands. It combines link-in-bio pages, creator websites, media kits,...
Composite
31.5
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 31.5/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
1.3 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
4.8 / 13
Governance
1.5 / 12
Discoverability
8.7 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
119
Motiva Thin human only Sold to the advertiser (buy side)
Motiva AI is an artificial-intelligence layer for enterprise email marketing that plugs into Oracle Eloqua and other marketing-automation platforms to automa...
Composite
30.6
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 30.6/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
5.2 / 20
Commercial Clarity
16.3 / 20
Operational Transparency
0.7 / 13
Governance
1.5 / 12
Discoverability
6.9 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
120
Textla Inc. Thin agent aware
Textla is a business texting platform for sending bulk SMS marketing campaigns and two-way conversational messages to customers. It provides contact list seg...
Composite
30.6
Agent
15.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 30.6/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
7.4 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
0.0 / 13
Governance
1.5 / 12
Discoverability
5.7 / 10
Regulatory · Telecommunications
5.2 / 15
Agent readiness — 16/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
121
Opensense (formerly SenderGen) Thin agent aware Sold to the advertiser (buy side)
Opensense (formerly SenderGen) is an email signature management platform that centrally governs email signatures, banners, and digital business cards across ...
Composite
29.1
Agent
15.8
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 29.1/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
5.2 / 20
Commercial Clarity
12.1 / 20
Operational Transparency
3.4 / 13
Governance
1.5 / 12
Discoverability
6.9 / 10
Agent readiness — 16/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
4 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
122
PulseMCP Thin agent aware
PulseMCP is a community platform and directory dedicated to the Model Context Protocol (MCP) — the open protocol for connecting AI assistants and agents to e...
Composite
28.8
Agent
18.5
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 28.8/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
8.7 / 20
Commercial Clarity
4.2 / 20
Operational Transparency
6.8 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 19/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
123
Ematic Solutions Thin agent aware Sold to the advertiser (buy side)
Ematic Solutions is a digital marketing and marketing-technology consultancy headquartered in Singapore that helps B2C brands across Asia Pacific build integ...
Composite
28.6
Agent
31.1
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 28.6/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
14.8 / 20
Commercial Clarity
4.7 / 20
Operational Transparency
0.0 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
12 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
5 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Emerging 10 13 – 27.9 More than an index entry but still mostly links rather than artifacts.
124
BetaList Emerging agent aware
BetaList is a platform for discovering upcoming internet startups and getting early access to innovative products before they go mainstream. Founded in 2010,...
Composite
25.2
Agent
12.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 25.2/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
6.5 / 20
Commercial Clarity
8.9 / 20
Operational Transparency
0.7 / 13
Governance
1.5 / 12
Discoverability
7.6 / 10
Agent readiness — 12/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
125
Groupboss Emerging human only Sold to the advertiser (buy side)
Groupboss is a Facebook Group lead-generation and member-onboarding tool sold as a Chrome extension paired with a hosted web app. When someone requests to jo...
Composite
24.4
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 24.4/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.3 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
2.1 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
126
Heyo Emerging human only Sold to the advertiser (buy side)
Heyo is a social marketing platform for building and running online promotions such as sweepstakes, contests, giveaways, quizzes, and coupons. Businesses use...
Composite
22.3
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 22.3/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.3 / 20
Commercial Clarity
15.3 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
127
Revie Emerging human only
Revie is an AI-powered customer review collection and WhatsApp marketing automation platform for e-commerce businesses, with a focus on the Latin American ma...
Composite
21.9
Agent
0.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 21.9/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
3.0 / 20
Commercial Clarity
13.2 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
128
PUBLY Emerging human only Sold to the publisher (sell side)
PUBLY is a Korean career-development and content membership platform operated by NEWNEEK Co., Ltd. (뉴닉). It offers a subscription-based Career Membership giv...
Composite
19.8
Agent
0.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 19.8/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
0.9 / 20
Commercial Clarity
13.2 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
129
RetainIQ Emerging human only Sold to the advertiser (buy side)
RetainIQ is a full-service retention-marketing agency for direct-to-consumer (D2C) brands, delivering lifecycle email and SMS programs. Its work spans automa...
Composite
17.8
Agent
0.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 17.8/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.3 / 20
Commercial Clarity
10.5 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Regulatory · Telecommunications
2.9 / 15
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
130
Pico Emerging agent aware Sold to the advertiser (buy side)
Pico was a creator-monetization and CRM platform for online creators, publishers, and media companies, built in New York and backed by Bloomberg Beta. It com...
Composite
16.7
Agent
12.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 16.7/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
3.0 / 20
Commercial Clarity
4.2 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
6.9 / 10
Regulatory · Payments
4.7 / 15
Agent readiness — 12/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
10 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
131
Braid Social Emerging human only
Braid Social, Inc. is a venture-backed startup that has run two products under the Braid name. It launched as a creator-economy, direct-to-fan engagement pla...
Composite
15.5
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 15.5/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.3 / 20
Commercial Clarity
8.4 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
132
Newneek Emerging human only Sold to the publisher (sell side)
Newneek (뉴닉) is a South Korean knowledge and media platform that makes news and current events easy and fun to follow. Founded by Kim So-yeon and operated by...
Composite
14.6
Agent
3.2
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 14.6/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.3 / 20
Commercial Clarity
6.8 / 20
Operational Transparency
0.7 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
133
ReDEF Emerging human only Sold to the publisher (sell side)
REDEF is a media curation and newsletter company founded and led by Jason Hirschhorn (CEO + Chief Curator) that "DJs the internet" — surfacing daily remixes ...
Composite
14.1
Agent
0.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 14.1/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
0.9 / 20
Commercial Clarity
6.8 / 20
Operational Transparency
0.7 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Minimal 2 0 – 12.9 Index entry only; little beyond a description and a link.
134
Free Agency Minimal human only
Free Agency is a careers company and talent marketplace that pairs technology professionals with an AI-powered Talent Agent which proactively surfaces releva...
Composite
9.5
Agent
0.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 9.5/100 · minimal
Contract Quality
0.0 / 25
Developer Ergonomics
0.4 / 20
Commercial Clarity
2.6 / 20
Operational Transparency
0.7 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
135
Shoelace Minimal human only Sold to the advertiser (buy side)
Shoelace is an omni-channel growth marketing agency for direct-to-consumer (DTC) and e-commerce brands, founded in 2015 and trusted by 300+ brands. The team ...
Composite
6.2
Agent
0.0
Kin Score
How this is scored →scored 2026-08-17 · rubric v0.11.0
Composite quality — 6.2/100 · minimal
Contract Quality
0.0 / 25
Developer Ergonomics
0.4 / 20
Commercial Clarity
0.0 / 20
Operational Transparency
0.0 / 13
Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
MCP Server
0 / 12
Machine-Readable Auth
0 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface
0 / 6
Agent Skills
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4