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Alibaba releases the open Qwen2.5 model family

Alibaba released Qwen2.5 language, coding, and mathematics models across sizes from 0.5 billion to 72 billion parameters, with long context, structured outputs, tool calling, and mostly Apache-2.0 weights.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM65confidence 99/100

Why it moved the index

The unusually broad open-weight release distributed strong multilingual, coding, mathematical, structured-output, and tool-use capabilities across local hardware tiers, widening deployment and reducing provider control.

Assessment history

  1. R1
    Toward 65 · confidence 99

    New September 2024 open model-family release; the exact flagship instruction checkpoint is retained without inferring moving API aliases.

    12 Aug 2026

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  1. DoomBench assesses “Alibaba releases the open Qwen2.5 model family” as evidence moving toward doom, with magnitude 65 and confidence 99 out of 100 in the capability gains category.

  2. The DoomBench assessment of “Alibaba releases the open Qwen2.5 model family” is based on reporting from Qwen Team and records the editorial rationale, source quality, attribution, and revision history.

  3. DoomBench summarizes “Alibaba releases the open Qwen2.5 model family” as follows: Alibaba released Qwen2.5 language, coding, and mathematics models across sizes from 0.5 billion to 72 billion parameters, with long context, structured...

    https://www.doombench.com/news/alibaba-releases-the-open-qwen2-5-model-family-2024-09-19