"An overview or information about MySQL" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.
Test curl retries locally or inspect remote 429/503 Retry-After traces; optionally share findings.
What is known to be broken in an MCP server or API operation, with the check that found it.
Diagnoses whether an MCP server is reachable, by live HTTP probe.
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.
Free agent tests (no account or payment); paid ping.
Check whether an MCP server answers, what its tools claim, and whether that claim has changed.
Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.
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
Verify an agent's advertised route, price, payment details, and schemas against its live endpoint.
ACAO star-or-origin, value discarded
Whether an HTTP status is retryable
Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.
Retry-After integer-or-date, value discarded
Whether a token is an HTTP method
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.
An MCP server that provides tools to validate an email address using Dilli Email Validation API.
AI-operated. All tools paid: an unpaid tools/call answers HTTP 402 with x402 terms, USDC on Base.
