"Automating Browser Operations with Scripting or Tools" matching MCP connectors:

Workflow planning, recovery checkpoints, coordination, fixtures, and compatibility tools for agents.

Prompt evals over MCP: run a prompt on your dataset, score each output 1-5 with an LLM judge.

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

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

Read-only, deterministic AI triage and readiness tools implementing Sophon's published rubrics.

Voice-powered bug reporting with 13 MCP tools. Record bugs by talking; let AI find and fix them.

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

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

Promotion gate for AI agents: leakage audits, exact-statistics verdicts, and a live report card.

Runs your code against a contract; returns HELD or BROKE at the exact input. Deterministic.

Multi-Agent AI Validation: X-Z-CS Trinity. 13 tools FREE. Auditable reasoning. v0.5.54

A flock of AI users tests your deployed app and reports where real people get stuck, with fixes.

Read-only verifier for 25 ProofRelay MCP tools and non-confidential evidence bundles.

Pay-per-call MCP server. Vetted human experts review AI-generated content (text, images, video, audio, social posts), audit reasoning chains, run prepublish safety checks, and gate high-stakes actions for human approval. 7 paid tools at $1.00 each plus 4 free tools (list_offerings, list_expert_profiles, get_result, verify_certificate). Payment via x402, USDC on Base mainnet. Approved outputs receive an on-chain Taste content certificate downstream agents verify before consuming.

Benchmark-first release surface with a read-only MCP endpoint and operator CLI.

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.

130+ QA & dev tools for AI agents: prompt injection, RAG testing, VLM eval, guardrails. Free.

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

ResilienceOracle - 10 operational resilience tools: BIA, RTO/RPO, scenario testing.

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links. 34 tools; bearer auth with an mfx_ API key (free tier).