API Development MCP Servers

Building, testing and documenting APIs: specs, mock servers, contract checks. 605 API Development MCP servers on Mcprush.

605 MCP servers

Scanned where there is a package or repository to read, graded from its tool list where there is only an address — the grade is on each server's page
API Development

Optional MCP (Model Context Protocol) server that exposes every @apicity provider endpoint as a tool.

5/day
Free

AsyncAPI MCP server — Model Context Protocol server for working with AsyncAPI: parse and validate documents, list templates, and generate

5/day
Free

Turn any OpenAPI spec into an executable agent interface using graphs and semantic search.

5/day
Free

Agent-native API client: execute/test REST/GraphQL/WS/SSE with assertions, extraction, collections

5/day 22 tools
Free

Model Context Protocol server for accessing enhanced triple-source OpenAPI directory (APIs.guru + additional APIs + custom imports)

4/day 1 tool
Free
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