The real catalog of tools for AI agents

httpbin MCP.

HTTP request testing from HTTPBin. No key required.

Debug and develop MCP servers with hot-swapping, session recording, and playback testing

Call the real API and check the response against your OpenAPI spec.

Debug PWAs in your real browser via MCP: service-worker, cache, installability & framework state.

Test webhook endpoints — send requests, measure latency, validate responses. x402 micropayment.

Simple Language MCP server — code intelligence, debugging, build, test, and VCS tools

Cloudflare Workers MCP server: api-response-cost-analyzer

Record debug sessions, commands, failed attempts, and successful fixes in local SQLite storage.

Validate OpenRTB bid requests and responses against IAB specs. ARTF, Rust core.

Record debug sessions, commands, failed attempts, and successful fixes in local SQLite storage.

Sanctions API docs and request validation, with account-linked synthetic sandbox testing.

Tenderly MCP server for blockchain dev — simulate, debug, and test on 100+ networks.

VMware incident timeline, root-cause routing, local case ledger; no vSphere access. 14 MCP tools.

Premium agentic endpoint for batch-request-bundler-mcp.

Read-only VMware incident correlation: timeline, spikes, root-cause routing. 2 MCP tools.

AI QA that runs your app in a browser on every pull request: projects, test targets, test cases.

Control Xcode directly via JXA for build, test, debug operations with XCLogParser integration

Send one HTTP request, or one per row of a dataset, CSV or Google Sheet, and get the response back

Select a layout layer on a live web or Android UI, move it, and hand the edit to any MCP agent.