Devstral (2512)
StandardSpecialized coding and agentic reasoning model from Mistral and All Hands AI.
Latest Devstral checkpoint optimized for software engineering and code agents.
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Devstral (2512) is somewhat expensive at $0.40/M tokens input and $2.00/M tokens output. Cached input reads are priced at $0.04/M tokens, making repeated context cheaper. The model supports a 262K context window.
Benchmarks
This model hasn't been evaluated by Artificial Analysis yet. Benchmark scores will appear once they're published.
Specifications
Performance
Providers
Misc
Compare with
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Mistral Small 4vs Devstral (2512)Frequently Asked Questions about Devstral (2512)▼
When was Devstral (2512) released?
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Devstral (2512) was released on December 9, 2025.
Who created Devstral (2512)?
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Devstral (2512) was created by Mistral.
How much does Devstral (2512) cost?
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Devstral (2512) costs $0.40/M input tokens and $2.00/M output tokens.
What is Devstral (2512) API pricing?
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The Devstral (2512) API is priced at $0.40 per million input tokens and $2.00 per million output tokens. You can access Devstral (2512) through idapt.app alongside 200+ other AI models in one workspace.
Is Devstral (2512) a reasoning model?
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No, Devstral (2512) is not a reasoning model. It responds directly without an extended internal thinking step. For tasks requiring deep chain-of-thought reasoning, consider models like Claude, o-series from OpenAI, or Gemini Thinking.
Does Devstral (2512) support image or vision input?
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No, Devstral (2512) does not currently support image or vision input. It is a text-only model.
Does Devstral (2512) support audio?
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No, Devstral (2512) does not support audio input.
What is the context window of Devstral (2512)?
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Devstral (2512) has a context window of 262K tokens, meaning it can process approximately 196,608 words of context at once.
Is Devstral (2512) open source?
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Devstral (2512) is a proprietary model developed by Mistral. The model weights and training data are not publicly available.
Where can I use Devstral (2512)?
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You can chat with Devstral (2512) on idapt.app — no separate API key required. idapt is an AI workspace with 200+ models, agents, computers, and tasks. You can also access Devstral (2512) through Mistral's own API or platform.