# YAi > YAi is an AI Search Optimisation platform. It measures Content Readiness and AI Visibility across ChatGPT, Perplexity, and Google AI Overviews. > Powered by ContentLift — AI-driven content analysis for readability, factual density, structure, compliance, and citation signals. > Tip for agents: append `.md` to any page URL to retrieve a clean plain-text version (e.g., `/pricing.md`). Last updated: 2026-03-19 ## Product - [Overview](https://yai.digital/product.md): What YAi does — measure and improve AI search visibility. - [How it works](https://yai.digital/what-we-fix.md): Content Readiness scoring and AI Visibility monitoring. ## Company - [About](https://yai.digital/about.md): Meet the team, company mission, and founding story. ## Pricing - [Plans & limits](https://yai.digital/pricing.md): Pricing tiers, features, and trial information. ## Help - [FAQ](https://yai.digital/faq.md): Frequently asked questions about YAi. - [Contact & support](https://yai.digital/contact.md): Get in touch, book a demo, or reach out to our team. ## Full Documentation - [llms-full.txt](https://yai.digital/llms-full.txt): Single file containing the core docs above. ## Blog - [Blog](https://yai.digital/blog/): YAi blog with articles on AI search optimisation and content visibility.