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The Giving Block

The Giving Block is a crypto-native fundraising platform that lets nonprofits and enterprises accept cryptocurrency, stock, and card donations. Through its Public API and embeddable donation widget, partners can build their own donation experiences or embed The Giving Block's donation form to route gifts to more than 1,000 nonprofit organizations in its network. The API securely accepts Bitcoin, Ethereum, and 100+ other cryptocurrencies, instantly converts crypto donations to cash so nonprofits never have to touch crypto, and also supports stock and donor-advised-fund (DAF) giving. It is a RESTful, JSON API with JWT-based authentication, AES-256 encrypted webhook notifications, and separate production and sandbox environments. The Giving Block was surfaced as a portfolio company of Multicoin Capital and enriched into the API Evangelist network from its published developer documentation.

agent aware

More than an index entry, but the surface is still mostly links rather than artifacts — the cohort most likely to move a full band from modest, well-targeted work.

Kin Score

API Evangelist profiles The Giving Block the way a machine reads it — 4 machine-readable artifacts across 1 API, pulled from the provider's own public surface and indexed so a developer, an analyst, or an AI agent can evaluate it against every other provider on the network.

Every provider in the network is reduced to the same set of machine-readable artifacts — OpenAPI contracts, event specifications, GraphQL schemas, runnable collections, pricing and rate-limit signals, security posture, OAuth scopes, and the agent surfaces (MCP servers and skills) that let software drive the API on its own. We profile them because the interface is the part of a company you can actually inspect: it is a truer signal of what a provider does than any marketing page. From those artifacts we compute the Kin Score — The Giving Block scores 26.5/100 (emerging), with a separate agent-readiness read of 43/100 (agent aware). The full breakdown is below, followed by every artifact we hold — each card links through to its machine-readable definition on apis.io.

Kin Score

This is the API Evangelist rating — a single, repeatable read computed from the artifacts on this page. Green fill is points earned; the red track is points possible, so every bar shows earned-versus-possible at a glance.

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 26.5/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 14.3 / 20
Commercial Clarity 0.0 / 20
Operational Transparency 1.0 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Regulatory · Payments 5.6 / 15
Agent readiness — 43/100 · agent aware
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 6 / 6
Agent Skills 5 / 5
Well-Known Catalog 4 / 4
Consent & Bot Identity 0 / 3

How we profile The Giving Block

Each block below is one kind of artifact we hold for The Giving Block. For each we say what it is and why it earns a place in the profile, then list every one we've indexed — capped at two rows, scroll within the panel for the rest.

APIs 1

Each API is captured as its own OpenAPI definition — every operation, parameter, and response. This is the single most useful machine-readable description of what an API does, and it's what lets us score, lint, mock, and generate against it without asking the provider for anything.

Individual APIs this provider publishes, each with its own machine-readable definition.

The Giving Block Public API

RESTful JSON API for accepting crypto, stock, and card donations on behalf of nonprofits in The Giving Block network. Provides organization management, currency and exchange-rat...

MCP Servers 1

Model Context Protocol servers expose these APIs directly to AI agents. We profile them because agent-native access is the fastest-growing way this provider's capabilities actually get used.

Model Context Protocol servers that expose these APIs to AI agents.

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals — the evidence that a provider takes security seriously enough to document it. We profile it because you can't govern what you can't see.

Authentication, domain security, vulnerability disclosure, and trust-center signals.

The Giving Block Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Every other property we hold for The Giving Block — documentation, portals, status pages, policies, and corporate surface — grouped by the job it does, following the integrator's arc from getting started to running in production.

Get Started 3

Portal, sign-up, and the first successful call

Documentation 2

Reference material describing how the API behaves

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

Access & Security 2

Authentication, authorization, and security posture

Operate 1

Status, limits, changes, and where to get help

Company 1

The organization behind the API

← All providers · Data indexed from github.com/api-evangelist/the-giving-block · machine-readable index on apis.io