Magistral Medium 1.0
Mistral AI · 2025-06-10
Magistral Medium 1.0 is Mistral AI's first frontier-class reasoning model, an enterprise model released alongside open-weight Magistral Small 1.0 in June 2025. It was trained on top of Mistral Medium 3 using reinforcement learning alone, always generates a thinking trace, and targets multilingual, multi-step reasoning across mathematics, coding, STEM, and professional use cases. Mistral retired it on November 30, 2025 and lists Mistral Medium 3.5 as its replacement.