"Official MCP (Model Context Protocol) Resources Only" matching MCP connectors:

Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.

Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.

chaos-index MCP — wraps StupidAPIs (requires X-API-Key)

schrodingers-boolean MCP — wraps StupidAPIs (requires X-API-Key)

JSON Schema validation MCP.

always-seven MCP — wraps StupidAPIs (requires X-API-Key)

passive-aggression MCP — wraps StupidAPIs (requires X-API-Key)

mercury-number MCP — wraps StupidAPIs (requires X-API-Key)

corporate-apology MCP — wraps StupidAPIs (requires X-API-Key)

Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.

A webhook inbox for agents: one call returns a live URL. Mock, verify, inspect and replay.

Anonymous webhook capture, inspection, waiting, and response configuration for AI agents.

apology MCP — wraps StupidAPIs (requires X-API-Key)

the-committee MCP — wraps StupidAPIs (requires X-API-Key)

Apideck Unified API MCP — 330 tools across 200+ SaaS connectors (accounting, CRM, HRIS, ATS).

yc-rejection MCP — wraps StupidAPIs (requires X-API-Key)

Your DRF API as MCP tools — 1,800 endpoints become 16 dispatchers, permissioned by Django.

httpbin echo: GET/POST inspection, status codes, delay, UUID, base64. Debug aid.

Create hosted mock REST APIs as tools: seed fake data, import specs, query, write, snapshot. Free.

Instant no-signup webhook & HTTP-request inspector for testing webhooks and agent tool-callbacks.