"A tool for developing applications with Xcode" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
Conformance checker for MCP servers. Free, no key, verdicts recomputable and re-measured daily.
Independent health, price and history for x402/MPP endpoints. Metered over x402; free grade on web.
Audits a sample of HTTP request URLs against explicit, documented cache-key standardization rules...
Discover, pay for, execute, and publish APIs through Apiosk.
Any API, four tools: discover, call with routing and signed receipts, verify, dispute.
Generates deterministic webhook HMAC-SHA256 fixtures and optionally verifies a supplied signature...
Experimental MCP server for current empirical verification of explicit public HTTPS endpoint claims.
Webhook capture bins for agents: get a URL, wait for webhooks, set replies, verify signatures.
Guide developers from setup through a verified, policy-aware, audited Alter API call.
SqueezeOS MCP for live machine discovery and x402-paid USDC APIs on Base.
Production proofs for breaking JSON Schema/MCP changes; UNKNOWN/NO_WITNESS_FOUND not compatible.
Read-only ArcadeOps discovery for developer docs, OAuth, OpenAPI and synthetic sandbox.
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.
Search the JoJ API marketplace, read endpoint docs, and call any API with one key via one gateway.
MCP tool observatory: do registry servers answer, and are their answers true? No key.
Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools covering mailboxes, mails, attachments, domains, teams, and mock identities.
Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.
Deterministic JSON checks with signed evidence and x402-paid execution
Anonymous webhook capture, inspection, waiting, and response configuration for AI agents.
Deterministic validation for AI-generated artifacts: JSON Schema, OpenAPI response, SQL syntax.
