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Alibaba's Qwen model offers dual API endpoints with differing streaming outputs

By PulseAugur Editorial · [1 sources] ·

Alibaba's Qwen model is accessible through two distinct API endpoints: a native DashScope API and an OpenAI-compatible endpoint. While both serve the same underlying model, they differ in their streaming output formats and data structures. The OpenAI-compatible endpoint mimics OpenAI's chat completion chunk format, including a `[DONE]` sentinel, while the native DashScope API requires a specific header for streaming and nests payload information differently, providing usage data on every event. AI

IMPACT Developers integrating Qwen need to be aware of the distinct streaming behaviors and data formats between the native and OpenAI-compatible endpoints.

RANK_REASON The article details API endpoint differences for an existing model, not a new release or significant industry event.

Read on dev.to — LLM tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Alibaba's Qwen model offers dual API endpoints with differing streaming outputs

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  1. dev.to — LLM tag TIER_1 English(EN) · Multigrid ·

    Streaming Output in Qwen: DashScope and OpenAI-Compatible Endpoints

    <p>Alibaba serves the same Qwen model behind two HTTP interfaces with different streaming semantics. The difference that will actually bite you is not the JSON shape: it is that the native endpoint sends the whole answer so far in every event unless you ask it not to.</p> <h2> Tw…

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