Azure AI Foundry
gpt-5.1 model retirement
Stops workingSubscribe to Azure AI FoundryShare
Calls to the model gpt-5.1 on Azure AI Foundry stop working on July 13, 2027.
In Azure AI Foundry's words
Model: gpt-5.1; Version: 2025-11-13; Lifecycle: GA; Retirement date: 2027-07-13; Replacement: —
Facts
- API
- Azure AI Foundry
*.services.ai.azure.com - Model
gpt-5.1- Released
- November 13, 2025 (models.dev)
- Kind
- Model retirement
- Takes effect
- July 13, 2027
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
- Verified
- , against Azure AI Foundry's own pages
Questions
When does gpt-5.1 shut down?
Calls to the model gpt-5.1 on Azure AI Foundry stop working on July 13, 2027.
What happens to calls after July 13, 2027?
They fail from that day.
When was gpt-5.1 released?
gpt-5.1 was released on November 13, 2025, according to models.dev.
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.
gpt-5.1 on other APIs 1
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OpenAI
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Is your code calling this?
Okapi finds the calls this change hits in your repo and opens the pull request with the fix before July 13, 2027.