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Azure AI Foundry claude-opus-4-5 model retirement

Stops workingin 18 daysSubscribe to Azure AI FoundryShare

Calls to the model claude-opus-4-5 on Azure AI Foundry stop working on November 24, 2026.


In Azure AI Foundry's words

Model: claude-opus-4-5; Version: 1; Lifecycle: GA; Retirement date: 2026-11-24; Replacement: —

Azure AI Foundry, Deprecations page

Facts

API
Azure AI Foundry *.services.ai.azure.com
Model
claude-opus-4-5
Released
November 24, 2025 (models.dev)
Kind
Model retirement
Takes effect
November 24, 2026
Calls after that day
Fail
Source
Deprecations page
Last updated
Verified
, against Azure AI Foundry's own pages

Questions

When does claude-opus-4-5 shut down?

Calls to the model claude-opus-4-5 on Azure AI Foundry stop working on November 24, 2026.

What happens to calls after November 24, 2026?

They fail from that day.

When was claude-opus-4-5 released?

claude-opus-4-5 was released on November 24, 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.


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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 November 24, 2026.

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