# Microsoft AI — Introducing MAI-Thinking-1

- Company: Microsoft AI (microsoft.ai)
- Announced: 2026-08-12
- Category: new-model
- Coverage: not counted
- Announcement: yes
- Group: models
- Source: https://microsoft.ai/news/introducing-mai-thinking-1
- Record: https://forck.live/items/8415-introducing-mai-thinking-1
- Subject: MAI
- Models affected: MAI-Thinking-1
- Context window: 256k token window

Microsoft AI announced MAI-Thinking-1, a new reasoning model available in public preview on Microsoft Foundry. The model achieves state-of-the-art performance on maths, knowledge, and coding benchmarks for its weight class, with 35B active parameters and a 256k token context window. It is trained without distillation from third-party models and is designed for enterprise use with integrated safety and compliance features.

## Evidence

Verbatim from https://microsoft.ai/news/introducing-mai-thinking-1:

> MAI-Thinking-1 is now available in public preview. Try it now in Microsoft Foundry. With cost-efficient reasoning for a wide-range of intensive enterprise tasks, it achieves SOTA performance on maths, knowledge and coding for its weight class.

---

Record: https://forck.live/items/8415-introducing-mai-thinking-1
Catalogue: https://forck.live/llms.txt
Current issue: https://forck.live/feed.md