BrianOnAIMistral: Devstral Medium
byMistral
Devstral Medium is a high-performance code generation and agentic reasoning model developed jointly by Mistral AI and All Hands AI. Positioned as a step up from Devstral Small, it achieves 61.6% on SWE-Bench Verified, placing it ahead of Gemini 2.5 Pro and GPT-4.1 in code-related tasks, at a fraction of the cost. It is designed for generalization across prompt styles and tool use in code agents and frameworks. Devstral Medium is available via API only (not open-weight), and supports enterprise deployment on private infrastructure, with optional fine-tuning capabilities.
Pricing
Input
$0.40 / 1M tokens
Output
$2.00 / 1M tokens
Specifications
Context Window131K tokens
Max Output— tokens
Modalitytext
Input Typestext
Output Typestext
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