Free tools
Free tools for the agentic web
No sign-up, nothing metered. Honest tools that tell you what actually matters — and what doesn't.
AI-Readiness Score
Score any domain on the foundations AI agents need — robots, crawler access, content signals, sitemap, markdown — across 5 of our 28 readiness checks. Free.
Open toolAI Crawler Checker
See which of 34 AI crawlers — GPTBot, ClaudeBot, PerplexityBot and more — your robots.txt allows or blocks, with the exact line to fix. Free.
Open toolllms.txt Checker & Generator
Validate any site's llms.txt against the spec, resolve every link, score it 0-100, and generate a clean one. Free.
Open tool