# labs-leanstral-2603 — AI model deprecation and retirement dates by provider

For labs-leanstral-2603, provider is Mistral AI; human-readable model name is Leanstral; lifecycle status is Deprecated; deprecation announced is 5/22/2026; shutdown / retirement date is 6/30/2026, verified against its source on 2026-08-12.

- **Provider:** Mistral AI _(verified: appears in the quote below)_
- **Model ID / API name:** labs-leanstral-2603 _(verified: appears in the quote below)_
- **Human-readable model name:** Leanstral _(verified: appears in the quote below)_
- **Lifecycle status:** Deprecated _(verified: appears in the quote below)_
- **Deprecation announced:** 5/22/2026 _(verified: appears in the quote below)_
- **Shutdown / retirement date:** 6/30/2026 _(verified: appears in the quote below)_
- **Recommended replacement:** Leanstral 1.5 _(verified: appears in the quote below)_

## What the source says

> v 1.5 Deprecated Copy section link Deprecated Deprecated & retired models Older models that have been deprecated or retired. Model | Version | API | Deprecation Retirement | Alternative | Scroll for more <https://docs.mistral.ai/models/leanstral-26-03> Leanstral ↗ | 26.03 | labs-leanstral-2603 | 5/22/2026 6/30/2026 | <https://docs.mistral.ai/models/leanstral-1-5> Leanstral 1.5 |

## Source

- https://docs.mistral.ai/getting-started/models/models_overview/

Last verified: 2026-08-12. Review by: 2026-09-11.
Part of [AI model deprecation and retirement dates by provider](https://referencesource.org/ai-model-deprecation-and-retirement/).