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Alibaba LLM Big Open weights

Qwen3.5

269 days since Alibaba announced it ·

Qwen3.5 is an open-weights LLM from Alibaba, announced 16 Feb 2026. It costs $0.60 per 1M input tokens and $3.60 per 1M output tokens. It has 397B parameters.

Input
$0.60
per 1M tokens
Cache write
—
per 1M tokens
Cache read
—
per 1M tokens
Output
$3.60
per 1M tokens
Context window
—
tokens
Parameters
397B
total

Our coverage

We haven’t written about Qwen3.5 yet.

Alibaba · Big

open weights
  1. Qwen3.8-Max +167d
  2. Qwen3.5 +147d
  3. Qwen3-VL

More from Alibaba

All models
  1. Qwen-Image-2.1
  2. Qwen3.8-LiveTranslate
  3. Qwen3.8-Flash-Next
  4. Wan3.0-Video-Prime
  5. Qwen3.8-27B
  6. Wan3.0
  7. Qwen-Image-3.0
  8. Qwen3.5-LiveTranslate-Flash

Facts last updated , from Alibaba’s own pages.