Azure AI Foundry
cohere-rerank-v4.0-fast model retirement
Stops working
On September 13, 2027, the cohere-rerank-v4.0-fast model will be retired on Azure AI Foundry. Any requests targeting model cohere-rerank-v4.0-fast will fail after this date. Services relying on this endpoint must transition before the retirement date to avoid service disruptions.
What to use instead of cohere-rerank-v4.0-fast
Microsoft recommends moving to Cohere-rerank-v5-fast as the replacement.
Facts
- API
- Azure AI Foundry
*.services.ai.azure.com - Model
cohere-rerank-v4.0-fast- Kind
- Model retirement
- Takes effect
- September 13, 2027
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
- Verified
- , against Azure AI Foundry's own pages
Questions
When does cohere-rerank-v4.0-fast shut down?
Calls to the model cohere-rerank-v4.0-fast on Azure AI Foundry stop working on September 13, 2027.
What happens to calls after September 13, 2027?
They fail from that day.
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 September 13, 2027.