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Tools that do the job

Each tool does one thing, gives a result in seconds and shows the evidence behind it. No signup, no sales call. Most also have a JSON API, so your agents can use them too.

New · MCP

MCP Server Check

Check a remote MCP server from the outside: auth challenge, OAuth discovery, PKCE, client registration, and tool descriptions on open servers. Never calls a tool.

GET /api/mcp-check?url=
Marketing

Launch Simulator

Show your landing page or post to 40 simulated people. See who would click, who scrolls past and the three things to fix first.

AI visibility

Agent Readiness Check

Can ChatGPT, Claude, Perplexity and AI agents find, read and understand your site? 10 checks in about 5 seconds.

GET /api/agent-readiness?url=
Security

Website Security Check

HTTPS, security headers, cookies and security.txt. 10 passive checks with the exact fix for each.

GET /api/website-security?url=
Security

AI Agent Security Check

12 questions on AI coding agents and MCP servers, with a fix list in priority order. Runs in your browser.

Marketing

Link Preview Check

See how your link looks on X and LinkedIn before you post, and why the image or title is missing.

GET /api/link-preview?url=
Ads

Ad Copy Checker

Character limits for Google, Meta, LinkedIn and X, a Google ad preview and editorial checks.

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