Together AI
qwen/qwen3-4b model retirement
Stopped workingSubscribe to Together AIShare
Together AI retired model qwen/qwen3-4b on July 29, 2026. Calls to this model fail since that date. The change affects any requests targeting the model on api.together.xyz.
What to use instead of qwen/qwen3-4b
Move to Qwen/Qwen3.5-4B, recommended by Together AI.
In Together AI's words
Removal date: 2026-07-29; Model: Qwen/Qwen3-4B; Suggested replacement: Qwen/Qwen3.5-4B
Facts
- API
- Together AI
api.together.xyz - Model
qwen/qwen3-4b- Kind
- Model retirement
- Takes effect
- July 29, 2026
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
- Verified
- , against Together AI's own pages
Questions
When does qwen/qwen3-4b shut down?
Calls to the model qwen/qwen3-4b on Together AI stopped working on July 29, 2026.
What happens to calls after July 29, 2026?
They have failed since July 29, 2026.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
qwen/qwen3-4b on other APIs 1
-
Novita AI
qwen/qwen3-4bModel retirement Stopped working
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You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.