"Retrieving customer data from Stripe" matching MCP connectors:

Keyless webhook endpoints: capture, wait, replay, forward, and generate types from real traffic.

Debug webhooks from your AI agent: inspect and replay captured webhooks on localhost.

DummyJSON mock REST: products, users, posts, recipes, todos. Keyless test data.

Deploy production REST APIs from JSON schemas in seconds. Manage projects, schemas, and deployments.

End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.

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

Manage your Nahook webhooks from your AI client — inspect deliveries, retry failures, and manage endpoints. Connects over OAuth, no API keys

Simceptor is an AI-native Mock API simulation platform with a built-in MCP server. It enables AI agents to create, inspect, update, and test dynamic mock APIs, conditional response rules, stateful session simulations, and network latency directly from context.

AI-native mock API server with MCP. Create REST/SOAP mocks from Claude, Cursor, or Windsurf.

HttpStatus MCP Server — 24 AI-callable tools for API testing, mocking, monitoring, and security. Create and manage API mocks, run chaos engineering rules, validate OpenAPI specs, scan URLs for security issues, check SSL certificates, debug CORS, analyze redirect chains, decode JWTs, inspect HAR files, trace distributed requests, capture webhooks, build automation workflows (including Postman import), and set up uptime monitors — all from your AI assistant.

20+ pay-per-use APIs: image gen, crypto data, email verify, SSL check, web scraping, and more.