MAI-DS-R1
Notable release: A meaningful new model: a new size or version, or a strong free-to-download model from a known lab.Open model: Its files are public (open weights), so anyone can download it and run it on their own computer, usually for free.
Key facts
- Released
- Apr 16, 2025
- What it does
- Text and chat: Writes, answers questions and holds a conversation.Code: Writes, explains and fixes code.Thinks first: Can reason step by step before it answers: slower, but better at maths, code and tricky questions.
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- How
- Free to download
- Size
- Parameters: The numbers a model learns during training: a rough measure of its size. Bigger usually means more capable, but slower and pricier to run. 7B means 7 billion.
- Announced as
- “MAI-DS-R1 is a DeepSeek-R1 reasoning model that has been post-trained by the Microsoft AI team to improve its responsiveness on blocked topics and its risk profile, while maintaining its reasoning cap”
From trckr's archive of releases before it started watching. Date and details from Epoch AI's database of AI models (CC BY 4.0).
Compare MAI-DS-R1 with
It came out 345 days after Microsoft MAI-1 (2024 unreleased), the lab's previous model.
The details
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