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JSON & Schemas

Tool Schema Checker

Validate tool arguments against a JSON Schema. Find the exact fields that need attention.

Processed on our CPU server.Submitted input is processed for this run and is not stored.
256 KiB limit

Input

draft-07 / 2020-12 · RE2

Result

A useful result starts here.

Paste your input or load an example,
then run the tool.

Supported formats & limitations
  • Defaults to JSON Schema 2020-12. Draft-07 is supported when declared.
  • Only local schema references. Depth 48, 12,000 nodes and 1,000 array entries.
  • Regular expressions use Go RE2; unsupported expressions return a schema error.
  • Format follows each dialect's default assertion rules. MCP access will be added in A01.

Execution budget: 2s; output limit: 256 KiB. Browser worker startup has a separate 3s allowance.