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Code & Data Tool
JSON Schema Generator
Infer a JSON Schema from sample data and export schema JSON.
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About this tool
What is JSON Schema Generator?
JSON Schema Generator infers a JSON Schema from sample JSON data and lets you export the schema.
Useful when you need to
- Document an API response
- Start validation rules
- Learn JSON Schema
How to use
How to use JSON Schema Generator
01 02 Generate
Run the tool.
03 Review
Check required fields and types.
04 Export
Copy or download the schema.
Tips
Get better results
- The schema is inferred from one sample, so loosen rules where data varies.
- Review which fields should be required.
FAQ
Frequently asked questions
Is the schema final?
No, it is a starting point.
Is it private?
Yes.
Can I validate with it?
Use the JSON Schema Validator.
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