AsyncAPI channel count, body discarded
Free
176 MCP servers
API DevelopmentWorks with Microsoft Copilot
Content-Type token shape
Free
What is known to be broken in an MCP server or API operation, with the check that found it.
Free
Webhook, email, WebSocket and tunnel testing for AI agents: capture, wait, verify, replay.
Free
Meaning of HTTP 410.
Free
Meaning of HTTP 412.
Free
Meaning of HTTP 414.
Free
Meaning of HTTP 415.
Free
Meaning of HTTP 418.
Free
Meaning of HTTP 425.
Free
Meaning of HTTP 502.
Free
Meaning of HTTP 505.
Free
HTTP reason-phrase catalog size
Free
JSON Accept hint
Free
JSON Schema keyword count, body discarded
Free
Manage Nahook webhooks from your AI client: endpoints, deliveries, retries, environments.
Free
Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.
Free
Turn any task into the right API calls: discover, evaluate, and integrate public APIs.
Free
Search otwarteAPI.pl: a catalog of public Polish & EU government/data APIs, for AI agents. Keyless.
Free
Swagger Petstore API (v1.0.27) as MCP for testing and prototyping powered by the HAPI MCP server
Free
Debug webhooks from your AI agent: inspect and replay captured webhooks on localhost.
Free