# Migrating off Devstral Medium 1.0

**Mistral** retires **Devstral Medium 1.0** on **2026-05-31**.
Documented replacement: **Mistral Medium 3.5**.

Source: https://docs.mistral.ai/getting-started/models/models_overview/
Source check date not recorded.
Calendar as of 2026-09-15 UTC.

| Model | Provider | Retires | Replacement |
|---|---|---|---|
| Devstral Medium 1.0 | Mistral | 2026-05-31 | Mistral Medium 3.5 |

Also retiring on 2026-05-31:
- Voxtral Mini Transcribe (Mistral) → Voxtral Mini Transcribe 2
- Voxtral Mini (Mistral) → Voxtral Mini Transcribe 2
- Devstral Small 1.1 (Mistral) → Mistral Small 4
- OCR 2 (Mistral) → OCR 4.1
- Mistral Large 2.1 (Mistral) → Mistral Medium 3.5
- Pixtral Large (Mistral) → Mistral Medium 3.5

Source: https://llmlatency.dev/migrate/mistral-devstral-medium-1-0