Free llms.txt validator
Validate your llms.txt file before publishing
Paste your llms.txt content and check whether it is concise, structured, and readable for AI agents, documentation tools, and automated workflows.
Check heading structure, summary text, sections, and markdown formatting.
Find duplicate links, missing descriptions, and malformed URL patterns.
Get a clearer path from validation to generating a corrected llms.txt file.
llms.txt is not a Google ranking factor
Use llms.txt as a structured context file for AI agents, documentation tools, MCP workflows, and automation. It can make your important pages easier for machines to read, but it should not be sold as a shortcut to Google rankings or guaranteed AI citations.