OpenAI-API-compatible plugin can't add self hosted STT model #493

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opened 2026-02-22 17:30:38 -05:00 by yindo · 0 comments
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Originally created by @tyh-carl on GitHub (Feb 4, 2026).

I hosted a STT model mlx-community
/
Qwen3-ASR-0.6B-bf16 on my Mac Studio.

And try to add it to dify via openai-api-compatible plugin.

However, when I press add, the api server shows "ValueError: Unable to detect audio format from bytes" and dify shows Internal Server Error message.

Originally created by @tyh-carl on GitHub (Feb 4, 2026). I hosted a STT model [mlx-community](https://huggingface.co/mlx-community) / [Qwen3-ASR-0.6B-bf16](https://huggingface.co/mlx-community/Qwen3-ASR-0.6B-bf16) on my Mac Studio. And try to add it to dify via openai-api-compatible plugin. However, when I press add, the api server shows "ValueError: Unable to detect audio format from bytes" and dify shows Internal Server Error message.
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Reference: langgenius/dify-plugins#493