Most websites are invisible to AI systems like ChatGPT, Perplexity and Claude not because the content lacks value but because it isn t structured in a machine-readable way.
Modern AI discovery relies on extractable structure, entity clarity and citation ready formatting rather than old traditional ranking signals or SERP.
This shift is commonly described as AI visibility, AEO or GEO where machines/agents determine whether content can be reliably retrieved, parsed and reused in generated answers rather than simply indexed or ranked .
AiVIS scans your website against ChatGPT, Perplexity, Gemini and Claude to show why AI answer engines skip, misquote or credit your content to competitors. Powered by CITE LEDGER - a structured attribution system that scores your AI readability, entity clarity and citation signals. Free tier included. No SEO fluff. Pure evidence.