"How to use my web browser effectively" matching MCP connectors:

Drive real Android & iOS devices and web browsers from natural language for mobile + web QA. 145+ tools across device control, app management, automation sessions, browser automation, and flow recording / replay. Bearer-auth — get a token at robotactions.com → Profile → API Tokens.

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

Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.

Agentic code review, no signup to try: reality gates + frontier-model review, with veto.

Accessibility pre-checks (WCAG/BFSG) in a real browser + statement drafts. Pay per call.

Deterministic motion compiler + validator: reports WCAG 2.2.2 pause-path candidates, fail-closed.

Give AI coding agents access to your Vynix visual feedback, bug reports, and AI diagnosis.

Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hosted: lookups only.

Check if your MCP server is ready to publish on the MCP Registry, Smithery, or npm.

MCP-native AI browser testing for coding agents. Submit a URL + goal, get back action trail, bugs, screenshots, and WebM video your agent patches from directly. 43 tools, 12 AI evaluation personalities, combo tiers with auto-pause-on-bugs, throwaway email + SMS inboxes.

Validate up to 75,000 URLs per job (status, redirects, response times). OAuth 2.1.

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

X-Z-CS AI validation with auditable reasoning. 8 active tools; 5 in maintenance. v0.5.58

Real-browser WCAG audit that also finds keyboard-inoperable controls axe-core misses, with fixes.

MCP server providing access to the Scorecard API to evaluate and optimize LLM systems.

Browser-backed QA with evidence and fix-ready reports for coding agents.

Deploy AI user personas to validate user journeys at scale. Find UX friction before real users do.

AI agent testing: replay real sessions against a rebuilt staging environment to catch regressions.

AI dev tools + image generation, paid per-use with USDC on Base (x402).

Load & browser performance testing — drive MaxoPerf from your AI agent with your API key.