"The official Python standard library documentation" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
See which AI models fall for traps in everyday jobs, and check or scan any MCP server, skill or package before your agent installs it. No sign-in; read-only; returns structured data.
Find and live-check the paid x402 API for an agent task, ranked by real 30-day payers and price.
Contract-change authorization for AI agents: preflight a change to an API or MCP contract, get a signed decision, and verify the receipt offline. Only a granted change can proceed.
Write, check, render and save sequence diagrams with the request and response on every arrow.
Pair-level MCP+A2A conformance verdicts for the exact pair you delegate across.
Read and submit the CurlShip directory. Paid actions return checkout_url.
Point Claude Code, Qwen Code, Cursor, or any MCP client at https://docs.jmeter.ai/api/mcp and your agent answers JMeter questions grounded in this documentation, with a source link for every answer. Free, no API key, no signup.
API documentation drifts away from the running service, so consumers integrate against a contract nobody keeps. Routebase keeps API design, testing, mocking and documentation on one living source of truth, and this MCP server exposes that workspace to AI agents. Agents can design endpoints, write and run test suites, manage mock servers and publish documentation, always under the permissions of the connected Routebase account.
Search and read the Flowie Exchange API docs and OpenAPI contract. No sign-in needed.
Lints whether a paid API's 402 response speaks the x402 protocol correctly.
What is known to be broken in an MCP server or API operation, with the check that found it.
Read-only HotAPI documentation: search integration guides and inspect OpenAPI operations.
Webhook URLs for AI agents: receive, wait for, replay, sign and verify webhooks (Stripe, GitHub…).
Turn any task into the right API calls: discover, evaluate, and integrate public APIs.
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
Search the JoJ API marketplace, read endpoint docs, and call any API with one key via one gateway.
40+ developer tools from Context7, Code Runner, Python Execute, NPM Sentinel, PlantUML, and Microsoft Learn. Docs lookup, code execution, security scanning. Starts at $0.01/call. Get your API key at app.xpay.sh or xpay.tools
MCP server that delivers up-to-date Bitrix24 REST API documentation.
Swagger Petstore API (v1.0.27) as MCP for testing and prototyping powered by the HAPI MCP server
npm MCP — wraps the npm Registry API (free, no auth)
