Givebutter
Givebutter is a fundraising and donor-management platform for nonprofits, offering donation forms, fundraising pages, events, auctions and a donor CRM at no subscription cost. It publishes a public REST API at api.givebutter.com/v1 described by its own OpenAPI 3.1 (70 operations across campaigns, contacts, households, transactions, funds, payouts, recurring plans, pledges, messages and webhooks), an embeddable widgets library of custom elements, a hosted MCP server at mcp.givebutter.com protected by OAuth 2.1, an A2A agent card and a provider-authored agent skill.
Givebutter publishes 21 APIs on the APIs.io network, including Campaign Members API, Campaign Teams API, Campaign Tickets API, and 18 more. Tagged areas include Donations, Fundraising, Non-Profit, CRM, and Payments.
The Givebutter catalog on APIs.io includes 1 event-driven AsyncAPI specification.
Givebutter’s developer surface includes documentation, API reference, getting-started guide, authentication, pricing, support, engineering blog, and 35 more developer resources.
Kin Score
APIs 21
Individual APIs this provider publishes, each with its own machine-readable definition.
Givebutter Campaign Members API
The Campaign Members API from Givebutter — 3 operation(s) for campaign members. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (har...
Givebutter Campaign Teams API
The Campaign Teams API from Givebutter — 3 operation(s) for campaign teams. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvest...
Givebutter Campaign Tickets API
The Campaign Tickets API from Givebutter — 3 operation(s) for campaign tickets. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (har...
Givebutter Campaigns API
The Campaigns API from Givebutter — 5 operation(s) for campaigns. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09...
Givebutter Contact Activities API
The Contact Activities API from Givebutter — 5 operation(s) for contact activities. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json ...
Givebutter Contact Tags API
The Contact Tags API from Givebutter — 3 operation(s) for contact tags. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2...
Givebutter Contacts API
The Contacts API from Givebutter — 6 operation(s) for contacts. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Funds API
The Funds API from Givebutter — 5 operation(s) for funds. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Household Contacts API
The Household Contacts API from Givebutter — 4 operation(s) for household contacts. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json ...
Givebutter Households API
The Households API from Givebutter — 5 operation(s) for households. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-...
Givebutter Messages API
The Messages API from Givebutter — 2 operation(s) for messages. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Payouts API
The Payouts API from Givebutter — 2 operation(s) for payouts. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Pledges API
The Pledges API from Givebutter — 2 operation(s) for pledges. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Sso Accounts API
The Sso Accounts API from Givebutter — 1 operation(s) for sso accounts. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2...
Givebutter Sso Campaigns API
The Sso Campaigns API from Givebutter — 1 operation(s) for sso campaigns. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested...
Givebutter Tickets API
The Tickets API from Givebutter — 2 operation(s) for tickets. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Transactions API
The Transactions API from Givebutter — 4 operation(s) for transactions. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2...
Givebutter Webhook Activities API
The Webhook Activities API from Givebutter — 2 operation(s) for webhook activities. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json ...
Givebutter Webhooks API
The Webhooks API from Givebutter — 5 operation(s) for webhooks. Split by tag from Givebutter's own published OpenAPI at https://givebutter.com/docs/api.json (harvested 2026-09-12).
Givebutter Campaign Discount Codes API
The Campaign Discount Codes API from Givebutter — 2 operation(s) for campaign discount codes.
Givebutter Recurring Plans API
The Recurring Plans API from Givebutter — 2 operation(s) for recurring plans.
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Open Collections 11
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
API Collection
OPEN COLLECTIONGivebutter Campaigns API
OPEN COLLECTIONGivebutter Campaigns Contacts API
OPEN COLLECTIONGivebutter Campaigns Discount Codes API
OPEN COLLECTIONGivebutter Campaigns Funds API
OPEN COLLECTIONGivebutter Campaigns Payouts API
OPEN COLLECTIONGivebutter Campaigns Plans API
OPEN COLLECTIONGivebutter Campaigns Tickets API
OPEN COLLECTIONGivebutter Campaigns Transactions API
OPEN COLLECTIONGivebutter Campaigns Webhooks API
OPEN COLLECTIONGivebutter API
OPEN COLLECTIONScroll for all 11
MCP Servers 2
Model Context Protocol servers that expose these APIs to AI agents.
Givebutter MCP Server
MCP SERVERGivebutter MCP Server
Givebutter ships TWO first-party MCP surfaces. A remote server at https://mcp.givebutter.com/mcp, which an MCP client can POST to today and which is protected by OAuth 2.1 (RFC ...
MCP SERVERPricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Givebutter Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Givebutter Finops
FINOPSEvent Specifications 1
AsyncAPI definitions for this provider's event-driven and streaming APIs.
Givebutter Webhooks
ASYNCAPISecurity Posture 3
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Scopes 1
OAuth scopes governing access to this provider's APIs.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Resources
Get Started 4
Portal, sign-up, and the first successful call
Documentation 2
Reference material describing how the API behaves
Agent Surfaces 7
MCP servers, agent skills, and machine-readable catalogs
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Design & Contract 7
Pagination, idempotency, versioning, errors, and events
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Build 3
SDKs, sample code, and the tooling you integrate with
Access & Security 5
Authentication, authorization, and security posture
Operate 5
Status, limits, changes, and where to get help
Commercial 4
Pricing, plans, and the legal terms of use
Company 3
The organization behind the API
Other 2
Properties that don't map to a standard resource type
Source (apis.yml)
Work with this as data
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