"Using web search functionality in Claude desktop application" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Audit public webpages and supplied markup for HTML, CSS, SEO, JSON-LD, and link issues.
Kilotest leverages 12 rule engines to test web pages for front-end quality (accessibility, usability, and standards conformity) and report results with specifiable granularity.
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.
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
Drive real Android & iOS devices and web browsers from natural language for mobile + web QA. 290+ 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.
UI Verify is visual regression testing built for coding agents. Connect the MCP server and your agent (Claude Code, Cursor, Codex) pulls a pull request's UI changes into the conversation, views each visual diff, reads the AI judge's verdict of regression vs intended change, and accepts the intended baselines - all over MCP.
Rule engine with built-in simulation. 55 MCP tools for complete business rule lifecycle management.
Audit and build email signatures that survive Gmail, Outlook desktop and Apple Mail.
Give AI assistants the context behind client website feedback. Read comments, screenshots, replies, element details, and developer briefs; organize priorities, update statuses, and export feedback from authorized projects. Coding agents with repository access can investigate issues and prepare fixes for review. Connect through Streamable HTTP and browser OAuth using a Simple Commenter account.
Generate synthetic random user data for testing, demos, and development without using real persona.
Deterministic motion compiler + validator: reports WCAG 2.2.2 pause-path candidates, fail-closed.
What is known to be broken in an MCP server or API operation, with the check that found it.
Point Claude Code, Qwen Code, Cursor, or any MCP client at https://docs.jmeter.ai/api/mcp and your agent answers JMeter questions grounded in this documentation, with a source link for every answer. Free, no API key, no signup.
Whether a registry MCP server works for a stock client, and what changed in its tools. Free, no key.
X-Z-CS AI validation with auditable reasoning. 8 active tools; 5 in maintenance. v0.5.64
Ensemble testing of web pages for accessibility, usability, and standards conformity
Test your AI agent over MCP in the Open Chamber: a timed public trial with signed cards.
Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.
Tests an AI agent's purchase against the task it was given. Paid per call in USDC via x402.
Give AI coding agents access to your Vynix visual feedback, bug reports, and AI diagnosis.