JSON to Python Converter — Generate Dataclasses Online
Convert a JSON object to Python dataclasses with from_dict, to_dict, and Optional typing.
🔒 All processing happens in your browser. Your JSON is never uploaded or sent to any server.
How to Use
- Paste a valid JSON object into the left pane. Supports JSON5 syntax (trailing commas, single quotes, comments).
- Optionally change the Root Class Name — this becomes the outermost Python dataclass name. Nested object classes are named after their JSON key automatically.
- Click Convert to generate the Python dataclass. The Monaco editor on the right shows the result with syntax highlighting.
- Click Copy Result and paste the code into your Python project. The imports are included at the top.
Frequently Asked Questions
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