# deepseek-v4-flash-0731

Calls to the model deepseek-v4-flash-0731 on Azure AI Foundry stop working on December 3, 2026.

- API: Azure AI Foundry (*.services.ai.azure.com)
- Model: deepseek-v4-flash-0731
- Released: July 31, 2026 (models.dev)
- Kind: Model retirement
- Takes effect: December 3, 2026
- Calls after that day: fail
- Calls it hits: `model deepseek-v4-flash-0731`
- 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/deepseek-v4-flash-0731/

## Azure AI Foundry's words

> Model: DeepSeek-V4-Flash-0731; Version: 2026-07-31; Lifecycle: Preview; Retirement date: 2026-12-03; Replacement: —

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