Transformers

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Jan

Jan is an open-source ChatGPT alternative. It supports transformers serve natively without extra tunneling.

Go to Settings > Model Providers.

Set Base URL to http://localhost:8000/v1.
Enter any text in API Key (required).

Check the Models section (click Refresh if empty). Click + to add a specific model like Qwen/Qwen3-4B.

Update on GitHub

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