JSON Schema Validator
Validate any JSON document against a schema. Paste your JSON and schema to check for type errors, missing required fields, and constraint violations.
Common Use Cases
- API request body validationPaste the request body schema from your API docs and a sample payload to confirm the payload satisfies all required fields and type constraints before writing integration code.
- Config file schema checkValidate a JSON configuration file against its published schema to catch typos in property names or invalid enum values before deployment.
- CI schema gateTest edge-case JSON documents against a draft schema while designing your data model to find missing required fields or overly permissive type definitions.
Pro plan — coming soon
Save your history, create reusable presets, and share outputs with a link. One plan, all tools.
See what's planned →Frequently Asked Questions
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