agents.txt Validator
Validate your agents.txt file against the agents.txt spec. Enter a URL or paste your file content to check for errors, warnings, and best practices.
What does the validator check?
Required Fields
Ensures Name, URL, Description, at least one Capability, Register endpoint, and Auth-Method are all present.
Format Validation
Checks URL formats, email addresses, wallet addresses, and endpoint syntax for correctness.
Best Practices
Suggests section headers, spec_version, last_updated fields, and other improvements for clarity.
Dual Format Support
Validates both plaintext agents.txt files and JSON /.well-known/agents endpoints. Auto-detects format.