# timegen-1

Calls to the model timegen-1 on Azure AI Foundry stopped working on August 31, 2026.

On August 31, 2026, the model timegen-1 was retired on Azure AI Foundry. Calls targeting this model fail since that date. The retirement affects all requests made to model timegen-1.

## What to use instead

Microsoft recommends migrating to TimeGPT-1 or TimegGPT-2.1.

- API: Azure AI Foundry (*.services.ai.azure.com)
- Model: timegen-1
- Kind: Model retirement
- Takes effect: August 31, 2026
- Calls after that day: fail
- Calls it hits: `model timegen-1`
- 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/timegen-1/

## Azure AI Foundry's words

> Model: TimeGEN-1; Version: 1; Lifecycle: Deprecated; Retirement date: 2026-08-31; Replacement: TimeGPT-1, TimegGPT-2.1

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