A LITTLE ORDER, A LOT LESS WORK.
JSON Schema Generator
Infer a starting schema for structured outputs and tool arguments from sample data.
01 — 18Start with data. Make room for work.
Batch processing available
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COMPARE WITH
Results will appear here
ONE OPERATION, MULTIPLE FILES
Do repeated work in one pass.
Files use the options above. Up to 10 files, 2 MiB each.
Files stay on your device. Download each result independently.
No files selected.
All processing happens in this browser.
How to use it
- Generates Draft 2020-12. Object samples in arrays are merged; only fields present in every sample are required.
- Samples cannot establish every business constraint. Add enums, ranges and descriptions yourself; extra properties are not prohibited by default.
Is data sent to a model?
No. These tools run locally in your browser without calling a model API.