"Shopify-Developed MCP (Multi-Channel Platform) Tools or Services" matching MCP connectors:
Matching Connector Tools:
Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.
Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev
Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.
ship-on-friday MCP — wraps StupidAPIs (requires X-API-Key)
JSONPlaceholder MCP — wraps JSONPlaceholder fake REST API (free, no auth)
schrodingers-boolean MCP — wraps StupidAPIs (requires X-API-Key)
passive-aggression 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.
Discover, pay for, execute, and publish APIs through Apiosk.
Apideck Unified API MCP — 330 tools across 200+ SaaS connectors (accounting, CRM, HRIS, ATS).
yc-rejection MCP — wraps StupidAPIs (requires X-API-Key)