Open-source SEO tools you can run yourself, read every line of, and hand to your AI agent
Check which AI crawlers your robots.txt and CDN let in
Stage
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Founded
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Based in
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Pricing model
Open source
Freemium
Pricing
Hosted app: free, all features unlimited. Self-hosted: free, open source under MIT licence. Search data from YepAPI: paid per lookup. Examples: keyword overview $0.47–$0.57, keyword ideas $0.07–$0.25, SERP checker $0.25–$0.26, rank check $0.02–$0.10, backlink checker $0.30–$0.34. New YepAPI accounts
Free: AI bot access checker tool. Starter: $9/month ($90/year with 2 months free) for 1 brand. Growth: $29/month ($290/year with 2 months free) for 1 brand, 7 days free trial available. Agency: $49/month ($490/year with 2 months free) for up to 5 brands. Agency Plus: $99/month ($990/year with 2 mont
Key features
Keyword research with difficulty, volume and top 10 results
SERP checker for any location with desktop and mobile options
Rank tracking to top 20, 50 or 100 by country, city or coordinates
Backlink checker with monthly link history
AI visibility tracking across 120+ AI models with web search
Local rank checker with geo-grid maps
MCP server with 76 tools for AI agents
Google Search Console integration
Self-hosting with Docker on your own server
Check which AI crawlers have access through robots.txt and CDN
Monitor visibility in ChatGPT, Gemini, Perplexity, Google AI Overviews, Copilot and Claude answers
Automated fixes published to your site, store or public pages
Integration with AI agents via MCP and CLI
Track orders from AI answers with utm_source attribution
Client approval links for agencies
Measure visibility with 95% Wilson interval
Exact-version approval before publishing
Weekly email with named mentions and sources
What makes it different
MIT licensed open-source code you can read and modify completely
Self-hosted option keeps all your data on your own server
Pay per lookup with spending limits controlled by you
AI agents have spending ceilings to prevent overspending
Open-source bot rules available on GitHub
Free tool to check AI crawler access immediately
Distinguishes between search crawlers, on-demand crawlers and training data collectors
Preparation and approval workflow before any publication
OpenSEO
Searchiz