JSON to TypeScript & Zod Schema Converter
Free in-browser JSON to TypeScript Converter. Paste raw JSON objects or API responses to instantly generate clean TypeScript interfaces, type aliases, or Zod validation schemas. Automatically parses nested child objects into separate interfaces, detects arrays and primitive types, and provides options for readonly and optional properties.
Loading TypeScript engine...
How to Convert JSON to TypeScript in 3 Steps
Paste Your JSON
Paste your JSON response, mock data, or object payload into the input editor.
Choose Format & Options
Select TypeScript Interface, Type Alias, or Zod Schema, and configure Root name.
Copy or Download Types
Copy the strongly-typed output or download as a standalone .ts file.
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