WebMCP Schema Validator

Input

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About WebMCP Schema Validator

Checks a JSON Schema against the official metaschema (draft-07 or 2020-12) and lints it for AI agent friendliness.

How to use

1. Paste your JSON into the box.
2. Click the button under the box.
3. Fix the problems shown and run it again.
4. Download the result if you need a record.

Good to know

This tool runs in your browser. What you enter is not sent to our server.