JSON to TypeScript

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Infer a TypeScript interface from any JSON sample.

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See how it works

Watch a quick simulation of this tool in action — no file needed.

How to use JSON to TypeScript

Follow these steps — everything happens instantly in your browser.

  1. 1

    Step 1. Paste your JSON sample.

  2. 2

    Step 2. Name your interface (default: MyType).

  3. 3

    Step 3. Click Generate TypeScript.

  4. 4

    Step 4. Copy the interface into your .ts file.

Why use this tool

Frequently asked questions

Everything you might want to know about json to typescript.

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