JSON Schema Validator
Paste JSON data and a JSON Schema to validate the data against the schema. The tool reports whether the data is valid and lists all validation errors with their paths. Useful for API contract testing, configuration validation, and data quality checks.
What this tool checks
- JSON Schema Draft-07 support
- Detailed error messages with JSON paths
- Type, format, and constraint validation
- Nested object and array validation
Automate this with the API
Run this tool programmatically from your code. Get a free temporary API key with 200 requests — or register for unlimited access.
curl https://apixies.io/api/v1/validate-json-schema?data=... \
-H "X-API-Key: YOUR_API_KEY"
Frequently asked questions
What version of JSON Schema is supported?
The validator supports JSON Schema Draft-07 and is compatible with most Draft-04 and Draft-06 schemas. For the latest Draft 2020-12 features, some keywords may not be supported.
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