Alibaba · Qwen Medium line · lightweight · open weights
Qwen3.8-27B was released by Alibaba on August 14, 2026, as an open-weights lightweight model in the Qwen Medium line.
Alibaba's open 27B model scores 84.3% on OSWorld-Verified, up from 63.9% for Qwen3.6-27B, and stays free to download under Apache 2.0.
Compared with Qwen3.6-27B · the model it replaces
Operates a computer on its own far more reliably
OSWorld-Verified — completing real tasks inside a desktop OS
84.3%
▲ up from 63.9% · +20 points
Solves 6 in 10 hard real-world coding tasks
SWE-bench Pro (Alibaba's corrected task set) — fixing real bugs in real software projects
61.7%
▲ up from 53.5% · +8 points
Free to download and run
License — open weights, commercial use allowed
Apache 2.0
same license as Qwen3.6-27B
Every Monday, only when something shipped: the AI models that came out, what each one changed, and which lines are due next.
We email you a link to confirm first · unsubscribe anytime · read past issues · about the newsletter · RSS for the Qwen Medium line
Qwen3.8-27B is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.
Latest: Qwen3.8-27B · Aug 14, 2026
Newest first. See the full line with every card →