Qwen3.5-27B

Parameters

27B

Published

Feb 24, 2026

Qwen3.5-27B is an AI model developed by Alibaba (China), first published in February 2026. It works in the language domain, on tasks such as language modeling/generation.

Epoch AI has no training-compute estimate for this model. The model has 27,000,000,000 parameters.

Access: Open weights (restricted use). Its weights are openly available. Epoch AI rates the confidence of this record as confident.

Full record

Organization: Alibaba
Country of organization: China
Domain: Language
Task: Language modeling/generation
Parameters: 27,000,000,000
Model accessibility: Open weights (restricted use)
Open weights: Yes
Epoch confidence: Confident

Benchmark results

01	WebDev Arena	Arena Score	1356.9
02	ALE Bench	Performance	349.4
03	Vending-Bench 2	Score	202
04	WeirdML	Accuracy	0.4