"Information about backend development or backend systems" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
What is known to be broken in an MCP server or API operation, with the check that found it.
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.
Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.
Free agent tests (no account or payment); paid ping.
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
ACAO star-or-origin, value discarded
Retry-After integer-or-date, value discarded
If-None-Match star-or-etag, value discarded
Remote MCP for 1,500+ APIs. Vault-managed credentials; OAuth or API key. Search, load, and execute.
End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.
Gibs is a multi-regulation compliance API for developers building applications that need to reason about EU regulations. Classify AI systems under the EU AI Act, ask compliance questions about GDPR and DORA, and get source-cited answers with article-level traceability — all in one API call.
Send every row of a dataset, file or Google Sheet to any REST API as its own templated request.
AI-native mock API server with MCP. Create REST/SOAP mocks from Claude, Cursor, or Windsurf.