# Siteline > Siteline is a public scanner that evaluates whether a website presents a usable path for AI agents acting on behalf of humans. It scores four pillars: Signal, Navigate, Absorb, and Perform. ## Primary pages - Home: https://siteline.snapsynapse.com/ Public scanner landing page with the live scan form, score explanation, and grouped findings. - Audit, Pricing, and Scope: https://siteline.snapsynapse.com/audit/ Explains what the paid audit includes, who it is for, what it does beyond the free scan, and where the full service path lives. - FAQ: https://siteline.snapsynapse.com/faq/ Answers practical questions about what Siteline measures, what it does not measure, and how to interpret the result. - Contact: https://siteline.snapsynapse.com/contact/ Human contact and next-step path for discussing a deeper engagement. ## API - Scan endpoint: https://siteline.snapsynapse.com/api/scan Accepts a URL and returns a structured evaluation of Signal, Navigate, Absorb, and Perform. Use `GET /api/scan?url=https://example.com`. - Debug mode: https://siteline.snapsynapse.com/api/scan?url=https://example.com&debug=1 Includes request ID, fetch timing, route-following details, and internal scan diagnostics intended for testing and iteration. ## What this product is for - Site owners who want to know whether AI agents can actually use their public site - Consultants and agencies who need a fast baseline before a deeper engagement - Teams preparing public sites for machine-assisted navigation, comparison, and human handoff - People operating autonomous agents who need to quickly evaluate whether a site can be detected, navigated, absorbed, and acted through ## What this product is not - It is not a general SEO score - It is not a guarantee of AI traffic or citations - It is not the full implementation plan ## Full audit - Full service destination: https://snapsynapse.com/services/siteline The premium engagement goes beyond the free scan with multi-page analysis, scenario testing, unique-opportunity analysis, and implementation-ready recommendations.