API Integration servers let models interact with api integration systems through the MCP protocol. Each entry carries an editorial score, security notes, and per-client connection configs.
Official Apollo GraphQL MCP server. Expose Apollo Studio operations, schema, and graph data to AI agents through MCP. 280 stars and 40 commits on main in the last 30 days. Top cadence in this batch.
Postman's official MCP server. Connect agents to Postman collections, requests, mocks, and environments. 229 GitHub stars and 8 commits on main in the last 30 days.
Official Resend MCP for transactional and marketing email. Send, list, get, cancel, batch-send emails; manage contacts, audiences, broadcasts, domains, segments, topics, API keys, and webhooks. 506 GitHub stars and 22 commits on main in the last 30 days. MIT licence.
Official Apollo GraphQL MCP server. Expose Apollo Studio operations, schema, and graph data to AI agents through MCP. 280 stars and 40 commits on main in the last 30 days. Top cadence in this batch.
Postman's official MCP server. Connect agents to Postman collections, requests, mocks, and environments. 229 GitHub stars and 8 commits on main in the last 30 days.
Official Resend MCP for transactional and marketing email. Send, list, get, cancel, batch-send emails; manage contacts, audiences, broadcasts, domains, segments, topics, API keys, and webhooks. 506 GitHub stars and 22 commits on main in the last 30 days.
Official Adyen MCP server: TypeScript library for integrating Adyen payment APIs via MCP. 21 stars and 14 commits on main in the last 30 days.
Financial intelligence layer for customer lookup, subscription management, payment history, and refund processing. Restricted keys enforce least-privilege access by default.
Shopify Dev MCP server. Search Shopify Admin and Storefront API documentation, retrieve schema, and inspect platform behaviour from inside agents. 30 GitHub stars and 2 commits on main in the last 30 days.
We score a new api integration MCP the week it ships. Get the update, plus any re-scores when a server changes enough to move its rating. One email per week maximum.
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