US Travel & Aviation
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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25 providers · 4 standards and regulatory bodies listed separately below
Strong 1 54.3 – 66.4 Solid contracts, transparent operations, and an easy start.
1
Oracle Hospitality Strong agent ready Hospitality Technology
Oracle Hospitality is Oracle Corporation's hotel and food-and-beverage technology line, built on the 2014 acquisition of MICROS Systems and anchored by OPERA...
Composite
65.4
Agent
32.5
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 65.4/100 · strong
Contract Quality
15.2 / 25
Developer Ergonomics
14.2 / 20
Access Clarity
12.1 / 20
Operational Transparency
10.6 / 13
Contract Governance
2.2 / 12
Discoverability
5.7 / 10
Agent readiness — 33/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
Documented Reversibility documented
2.4 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
Developing 5 39.3 – 54.2 Real signal across most facets with visible, nameable gaps.
4
Viator Developing agent native OTAs & Metasearch
Viator is a Tripadvisor company and the largest online marketplace for tours, activities and travel experiences, headquartered in the United States and listi...
Composite
46.9
Agent
45.9
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 46.9/100 · developing
Contract Quality
15.6 / 25
Developer Ergonomics
12.5 / 20
Access Clarity
8.9 / 20
Operational Transparency
4.1 / 13
Contract Governance
0.5 / 12
Discoverability
5.9 / 10
Agent readiness — 46/100 · agent native
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
6.0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
5
American Express Global Business Travel Developing agent ready Corporate Travel
American Express Global Business Travel (Amex GBT, NYSE GBTG, headquartered in New York) is the largest business-to-business travel platform in the world, op...
Composite
46.6
Agent
44.4
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 46.6/100 · developing
Contract Quality
14.9 / 25
Developer Ergonomics
11.8 / 20
Access Clarity
4.2 / 20
Operational Transparency
5.5 / 13
Contract Governance
0.5 / 12
Discoverability
7.6 / 10
Agent readiness — 44/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility documented
2.4 / 6
MCP Server
0 / 12
Machine-Readable Auth served
9.0 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling
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
Delegated User Identity
6.0 / 6
Protected Resource Metadata
5.0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
7
Airbnb Developing agent ready OTAs & Metasearch
Airbnb is the world's leading home-sharing and short-term rental marketplace, connecting hosts who offer accommodations and experiences with guests worldwide...
Composite
43.6
Agent
31.5
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 43.6/100 · developing
Contract Quality
19.5 / 25
Developer Ergonomics
5.2 / 20
Access Clarity
7.4 / 20
Operational Transparency
3.4 / 13
Contract Governance
3.5 / 12
Discoverability
5.4 / 10
Regulatory ·
0.0 / 15
Agent readiness — 32/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
6.0 / 6
MCP Server
0 / 12
Machine-Readable Auth negotiable
7.5 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples documented
1.8 / 7
Rate-Limit Signaling documented
3.5 / 7
Typed Event Surface derived
1.5 / 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
Delegated User Identity documented
3.0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
8
Navan Developing agent aware Corporate Travel
Navan (formerly TripActions, rebranded to Navan in February 2022) is a corporate travel, expense, and corporate card management platform. Its public develope...
Composite
42.6
Agent
22.7
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 42.6/100 · developing
Contract Quality
14.7 / 25
Developer Ergonomics
6.4 / 20
Access Clarity
9.5 / 20
Operational Transparency
4.4 / 13
Contract Governance
0.0 / 12
Discoverability
6.9 / 10
Regulatory · Payments
6.3 / 15
Agent readiness — 23/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth negotiable
7.5 / 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
9
Tripadvisor Developing agent aware OTAs & Metasearch
Tripadvisor is the world's largest travel guidance platform, helping hundreds of millions of travelers each month find places to stay, things to do, and rest...
Composite
41.3
Agent
25.5
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 41.3/100 · developing
Contract Quality
15.6 / 25
Developer Ergonomics
6.7 / 20
Access Clarity
7.4 / 20
Operational Transparency
1.4 / 13
Contract Governance
3.5 / 12
Discoverability
7.6 / 10
Agent readiness — 26/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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
0 / 5
Well-Known Catalog
0 / 4
Consent & Bot Identity
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
Thin 10 26.2 – 39.2 Limited machine-readable signal beyond documentation a human can read.
10
Sabre Thin agent ready GDS & Distribution
Sabre Corporation is a leading technology provider for the global travel industry, operating one of the world's largest travel marketplaces through its Globa...
Composite
38.8
Agent
29.8
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 38.8/100 · thin
Contract Quality
17.6 / 25
Developer Ergonomics
8.6 / 20
Access Clarity
2.6 / 20
Operational Transparency
1.4 / 13
Contract Governance
3.5 / 12
Discoverability
5.9 / 10
Agent readiness — 30/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility documented
2.4 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
11
United Airlines Thin agent aware Airlines
United Airlines is a major American airline headquartered in Chicago, Illinois. It operates one of the largest route networks in the world with hubs in Chica...
Composite
35.3
Agent
24.4
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 35.3/100 · thin
Contract Quality
16.1 / 25
Developer Ergonomics
6.2 / 20
Access Clarity
2.6 / 20
Operational Transparency
0.7 / 13
Contract Governance
3.5 / 12
Discoverability
6.9 / 10
Agent readiness — 24/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility documented
2.4 / 6
MCP Server
0 / 12
Machine-Readable Auth negotiable
7.5 / 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
12
Cloudbeds Thin agent aware Hospitality Technology
Cloudbeds is a San Diego-based hospitality management platform for small and mid-size independent hotels, hostels, and groups, offering PMS, channel manager,...
Composite
33.0
Agent
23.2
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 33.0/100 · thin
Contract Quality
15.7 / 25
Developer Ergonomics
3.8 / 20
Access Clarity
2.6 / 20
Operational Transparency
1.0 / 13
Contract Governance
3.0 / 12
Discoverability
6.1 / 10
Regulatory · Payments
6.3 / 15
Agent readiness — 23/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 10
Idempotency
0 / 9
Stable Error Semantics
0 / 8
Request/Response Examples documented
1.8 / 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
Delegated User Identity documented
3.0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
13
Marriott International Thin agent ready Hotel Groups
Marriott International is the world's largest hotel group by room count, headquartered in Bethesda, Maryland, United States, operating and franchising roughl...
Composite
32.4
Agent
31.5
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 32.4/100 · thin
Contract Quality
12.6 / 25
Developer Ergonomics
7.0 / 20
Access Clarity
4.2 / 20
Operational Transparency
1.4 / 13
Contract Governance
0.5 / 12
Discoverability
7.4 / 10
Agent readiness — 32/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth negotiable
7.5 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling
0 / 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
Delegated User Identity documented
3.0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
14
Expedia Thin agent aware OTAs & Metasearch
Expedia is one of the world's leading travel platforms, helping travelers plan and book trips through a portfolio of brands including Expedia, Hotels.com, Vr...
Composite
32.0
Agent
18.9
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 32.0/100 · thin
Contract Quality
10.4 / 25
Developer Ergonomics
6.2 / 20
Access Clarity
5.8 / 20
Operational Transparency
1.7 / 13
Contract Governance
2.2 / 12
Discoverability
5.7 / 10
Agent readiness — 19/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
MCP Server documented
4.8 / 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
15
American Airlines Thin agent aware Airlines
American Airlines is one of the world's largest airlines, operating an extensive domestic and international route network. The company's Runway developer exp...
Composite
30.4
Agent
17.3
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 30.4/100 · thin
Contract Quality
14.9 / 25
Developer Ergonomics
4.0 / 20
Access Clarity
2.6 / 20
Operational Transparency
1.0 / 13
Contract Governance
1.6 / 12
Discoverability
6.9 / 10
Agent readiness — 17/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
16
Southwest Airlines Thin agent aware Airlines
Southwest Airlines is one of the world's most profitable airlines and the largest domestic air carrier in the United States by number of passengers. The comp...
Composite
30.1
Agent
15.5
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 30.1/100 · thin
Contract Quality
16.0 / 25
Developer Ergonomics
1.9 / 20
Access Clarity
2.6 / 20
Operational Transparency
1.0 / 13
Contract Governance
3.0 / 12
Discoverability
5.6 / 10
Agent readiness — 16/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
17
Hilton Thin agent aware Hotel Groups
Hilton is one of the largest and fastest-growing hospitality companies in the world, with a portfolio of hotel brands across luxury, full-service, focused-se...
Composite
28.7
Agent
22.9
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 28.7/100 · thin
Contract Quality
14.3 / 25
Developer Ergonomics
4.3 / 20
Access Clarity
2.6 / 20
Operational Transparency
0.7 / 13
Contract Governance
0.0 / 12
Discoverability
6.9 / 10
Agent readiness — 23/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
6 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 10
Idempotency
9 / 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
4 / 4
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
18
Booking Holdings Thin agent ready OTAs & Metasearch
Booking Holdings is the world's leading provider of online travel and related services, operating a portfolio of brands including Booking.com, Priceline, Ago...
Composite
28.3
Agent
29.1
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 28.3/100 · thin
Contract Quality
5.2 / 25
Developer Ergonomics
2.4 / 20
Access Clarity
5.8 / 20
Operational Transparency
4.8 / 13
Contract Governance
3.5 / 12
Discoverability
7.4 / 10
Agent readiness — 29/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
6.0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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
0 / 3
A2A Agent Card
0 / 8
Dry-Run / Simulate Mode
0 / 4
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
19
Enterprise Mobility Thin agent aware Car Rental
Enterprise Mobility is the Clayton, Missouri parent of Enterprise Rent-A-Car, National Car Rental and Alamo Rent a Car, and the largest car rental provider i...
Composite
27.3
Agent
5.4
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 27.3/100 · thin
Contract Quality
0.0 / 25
Developer Ergonomics
7.6 / 20
Access Clarity
4.2 / 20
Operational Transparency
0.0 / 13
Contract Governance
2.2 / 12
Discoverability
6.5 / 10
Regulatory · Insurance
10.9 / 15
Agent readiness — 5/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
Emerging 6 11 – 26.1 More than an index entry but still mostly links rather than artifacts.
20
Wyndham Hotels & Resorts Emerging agent ready Hotel Groups
Wyndham Hotels & Resorts, Inc. (NYSE: WH) is the world's largest hotel franchising company by number of properties, with over 8,300 affiliated hotels and app...
Composite
23.7
Agent
28.8
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 23.7/100 · emerging
Contract Quality
3.3 / 25
Developer Ergonomics
7.1 / 20
Access Clarity
4.2 / 20
Operational Transparency
0.3 / 13
Contract Governance
0.5 / 12
Discoverability
8.2 / 10
Agent readiness — 29/100 · agent ready
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
MCP Server
12.0 / 12
Machine-Readable Auth served
9.0 / 10
Idempotency
0 / 9
Stable Error Semantics documented
4.0 / 8
Request/Response Examples
0 / 7
Rate-Limit Signaling
0 / 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
Delegated User Identity
6.0 / 6
Protected Resource Metadata
5.0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
21
Delta Airlines Emerging agent aware Airlines
Delta Airlines (alias of Delta Air Lines) is a major U.S. airline providing scheduled air transportation for passengers and cargo throughout the United State...
Composite
23.6
Agent
15.5
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 23.6/100 · emerging
Contract Quality
9.3 / 25
Developer Ergonomics
2.4 / 20
Access Clarity
5.3 / 20
Operational Transparency
0.7 / 13
Contract Governance
0.0 / 12
Discoverability
5.9 / 10
Agent readiness — 16/100 · agent aware
Machine-Readable Contract
18 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
22
Amtrak Emerging human only Rail & Ground
Amtrak (the National Railroad Passenger Corporation) is the federally chartered operator of the United States national intercity passenger rail network, head...
Composite
21.1
Agent
3.4
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 21.1/100 · emerging
Contract Quality
2.0 / 25
Developer Ergonomics
2.7 / 20
Access Clarity
4.2 / 20
Operational Transparency
0.3 / 13
Contract Governance
0.5 / 12
Discoverability
7.6 / 10
Regulatory · Government & Public Sector
6.9 / 15
Agent readiness — 3/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
23
Kayak Emerging human only OTAs & Metasearch
KAYAK is a free travel metasearch engine that searches hundreds of travel sites at once so travelers can compare and find the lowest available prices on flig...
Composite
19.3
Agent
0.0
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 19.3/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.4 / 20
Access Clarity
7.9 / 20
Operational Transparency
2.1 / 13
Contract Governance
2.2 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
24
JetBlue Emerging agent aware Airlines
JetBlue Airways (IATA code B6) is a New York-headquartered low-cost United States carrier flying across the U.S., Caribbean, Latin America and Europe, with h...
Composite
18.0
Agent
15.1
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 18.0/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
5.2 / 20
Access Clarity
4.2 / 20
Operational Transparency
1.4 / 13
Contract Governance
2.2 / 12
Discoverability
5.0 / 10
Agent readiness — 15/100 · agent aware
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth served
9.0 / 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
Delegated User Identity
6.0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
6 / 6
Agentic Commerce Well-Known Document
0 / 5
26
Choice Hotels Emerging human only Hotel Groups
Choice Hotels International (NYSE: CHH) is a United States hotel franchisor headquartered in North Bethesda, Maryland, operating 7,575 hotels with 656,825 ro...
Composite
11.9
Agent
0.0
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 11.9/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
1.4 / 20
Access Clarity
3.4 / 20
Operational Transparency
1.4 / 13
Contract Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
Minimal 3 0 – 10.9 Index entry only; little beyond a description and a link.
27
Avis Budget Minimal human only Car Rental
Avis Budget Group is a leading global provider of vehicle rental and mobility solutions with brands including Avis, Budget, Budget Truck, Payless, and Zipcar.
Composite
6.3
Agent
0.0
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 6.3/100 · minimal
Contract Quality
0.0 / 25
Developer Ergonomics
1.9 / 20
Access Clarity
0.0 / 20
Operational Transparency
0.3 / 13
Contract Governance
0.0 / 12
Discoverability
4.1 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
28
Hyatt Minimal human only Hotel Groups
A global hospitality company managing and franchising luxury and upscale hotels, resorts, and vacation properties. Operates brands including Park Hyatt, Gran...
Composite
4.4
Agent
0.0
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 4.4/100 · minimal
Contract Quality
0.0 / 25
Developer Ergonomics
0.0 / 20
Access Clarity
0.0 / 20
Operational Transparency
0.3 / 13
Contract Governance
0.0 / 12
Discoverability
4.1 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
29
Hertz Minimal human only Car Rental
In airports around the world and rental car locations near you, get a great selection and price on rental cars, vans and trucks. Reserve your vehicle today.
Composite
2.6
Agent
0.0
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 2.6/100 · minimal
Contract Quality
0.0 / 25
Developer Ergonomics
0.0 / 20
Access Clarity
0.0 / 20
Operational Transparency
0.0 / 13
Contract Governance
0.0 / 12
Discoverability
2.6 / 10
Regulatory ·
0.0 / 15
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
Industry Bodies & Standards 2 Trade bodies and standards organizations — they define how the sector exchanges data rather than selling an API.
6
OpenTravel Alliance Developing agent ready Industry Bodies & Standards
The OpenTravel Alliance is a volunteer, non-profit travel technology standards body headquartered in Melbourne, Florida, United States. Since 1999 it has pub...
Composite
44.3
Agent
46.8
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 44.3/100 · developing
Contract Quality
14.6 / 25
Developer Ergonomics
10.8 / 20
Access Clarity
6.6 / 20
Operational Transparency
4.1 / 13
Contract Governance
2.4 / 12
Discoverability
6.5 / 10
Agent readiness — 47/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
12.0 / 12
Machine-Readable Auth served
9.0 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples documented
1.8 / 7
Rate-Limit Signaling
0 / 7
Typed Event Surface derived
1.5 / 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
Delegated User Identity
6.0 / 6
Protected Resource Metadata
5.0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
25
HEDNA Emerging human only Industry Bodies & Standards
HEDNA (Hotel Electronic Distribution Network Association) is a not-for-profit trade association founded in 1991 and headquartered in Forest Hill, Maryland, U...
Composite
13.1
Agent
0.0
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 13.1/100 · emerging
Contract Quality
0.0 / 25
Developer Ergonomics
0.5 / 20
Access Clarity
6.8 / 20
Operational Transparency
0.0 / 13
Contract Governance
0.0 / 12
Discoverability
5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract
0 / 18
Agentic Access Contract
0 / 10
Documented Reversibility
0 / 6
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
Regulators 2 Supervisory and safety authorities, not commercial providers in this market.
2
Federal Aviation Administration Developing agent ready Regulators
The Federal Aviation Administration (FAA) is the United States civil aviation authority, an operating administration of the U.S. Department of Transportation...
Composite
54.2
Agent
30.4
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 54.2/100 · developing
Contract Quality
13.2 / 25
Developer Ergonomics
11.3 / 20
Access Clarity
10.5 / 20
Operational Transparency
7.9 / 13
Contract Governance
0.5 / 12
Discoverability
6.1 / 10
Regulatory · Government & Public Sector
8.6 / 15
Agent readiness — 30/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5
3
U.S. Department of Transportation Developing agent ready Regulators
The U.S. Department of Transportation (DOT) is the federal transportation regulator for the United States, the deepest travel market in the world. In aviatio...
Composite
52.0
Agent
30.8
Kin Score
How this is scored →scored 2026-09-08 · rubric v0.20.0
Composite quality — 52.0/100 · developing
Contract Quality
13.7 / 25
Developer Ergonomics
11.8 / 20
Access Clarity
6.8 / 20
Operational Transparency
5.8 / 13
Contract Governance
0.5 / 12
Discoverability
8.7 / 10
Regulatory · Government & Public Sector
8.6 / 15
Agent readiness — 31/100 · agent ready
Machine-Readable Contract
18 / 18
Agentic Access Contract derived
2.5 / 10
Documented Reversibility
0 / 6
MCP Server
0 / 12
Machine-Readable Auth bearer
3.5 / 10
Idempotency
0 / 9
Stable Error Semantics
8.0 / 8
Request/Response Examples partial
3.5 / 7
Rate-Limit Signaling
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
Delegated User Identity
0 / 6
Protected Resource Metadata
0 / 5
Registration Without a Human
0 / 6
Agentic Commerce Well-Known Document
0 / 5