# mistral-medium-2505

Calls to the model mistral-medium-2505 on Azure AI Foundry stop working on December 9, 2026.

On December 9, 2026, Azure AI Foundry will retire model mistral-medium-2505. Calls specifying this model will fail after that date.

## What to use instead

Migrate your workloads to mistral-medium-3-5, which Microsoft recommends as the replacement.

- API: Azure AI Foundry (*.services.ai.azure.com)
- Model: mistral-medium-2505
- Released: May 7, 2025 (models.dev)
- Kind: Model retirement
- Takes effect: December 9, 2026
- Calls after that day: fail
- Calls it hits: `model mistral-medium-2505`
- Source: [Deprecations page](https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule)
- Verified: November 6, 2026, against Azure AI Foundry's own pages
- Page: https://www.okapi.bot/models/azure-ai-foundry/mistral-medium-2505/

## Azure AI Foundry's words

> Model: mistral-medium-2505; Version: 1; Lifecycle: GA; Retirement date: 2026-12-09; Replacement: mistral-medium-3-5

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent