# AuditDocs > AuditDocs is a free tool that tests how ready your documentation is for AI systems — LLMs, answer engines, and agents — and returns a 0–100 score with prioritized fixes. AuditDocs scores documentation from 0 to 100 across four equally weighted categories: AI crawl accessibility, structured data and machine readability, content self-containment, and documentation architecture. ## Core - [AI readiness checker](https://auditdocs.fun/): Run a free audit of any documentation site and get a 0–100 score with prioritized fixes. ## Guides - [Documentation AI Readiness: The Complete Guide (2026)](https://auditdocs.fun/blog/documentation-ai-readiness): What documentation AI readiness means, why it matters for LLMs and AI agents, and how to test and improve it across four measurable categories. - [How AuditDocs Scores Documentation AI Readiness](https://auditdocs.fun/blog/ai-readiness-scoring-methodology): The AuditDocs methodology: four equally weighted categories, a 0–100 score, and the specific checks behind documentation AI readiness. Transparent and citeable. ## About - Topic: documentation AI readiness, LLM-readable docs, AI crawlability, RAG-ready documentation. - Contact: via https://auditdocs.fun