JSON to TypeScript
Generate TypeScript interfaces from JSON samples.
Convert sample JSON into usable TypeScript interfaces without installing a heavy code generator.
Input
Options
Output
NoneHow to use JSON to TypeScript
- 1Paste a representative JSON payload.
- 2Set the root type name you want to generate.
- 3Generate interfaces and copy the result into your project.
Use Cases
Bootstrap frontend types from example API responses.
Turn sample webhook payloads into reusable TypeScript models.
FAQ
Will nested objects become separate interfaces?
Yes. Nested object structures are extracted into named interfaces where possible.
Does this tool always use any?
No. It infers arrays, objects, primitives, and unions before falling back to unknown.
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