Devstral Small 1.1
Devstral Small 1.1 is a 24B parameter open-weight language model for software engineering agents, developed by Mistral AI in collaboration with All Hands AI. Finetuned from Mistral Small 3.1 and released under the Apache 2.0 license, it features a 128k token context window and supports both Mistral-style function calling and XML output formats. Designed for agentic coding workflows, Devstral Small 1.1 is optimized for tasks such as codebase exploration, multi-file edits, and integration into au
Context window
This model accepts 131K tokens in one request (~98K words of text).
What fits in one request
- FitsShort documentAbout 1,500 words of text
- FitsLong documentAbout 37K words of text
- Won't fitSmall codebaseAbout 150K words of text
- Won't fitFull novelAbout 375K words of text
Specifications
Context size, pricing, and release info in one place.
- Context window
- 131,072 tokens (131K)
- Speed tier
- balanced
- Provider
- Mistral
- Release date
- Jul 2025
Capabilities
See which features this model supports, such as vision, tools, and streaming.
- Tool use
- Can call external tools and APIs
- Supported
- Function calling
- Structured function call interface
- Supported
- Streaming
- Returns tokens as they are generated
- Supported
- Prompt caching
- Reuse repeated prompt prefixes cheaply
- Supported
- Vision
- Accepts image inputs alongside text
- Not supported
- Extended thinking
- Shows its chain-of-thought reasoning
- Not supported
- Web search
- Can browse the web during a request
- Not supported
- Batch API
- Process many requests asynchronously
- Not supported
Best for
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Compare Devstral Small 1.1
Open a side-by-side comparison with one click.
- Devstral Small 1.1 vs Amazon Titan Text Express
Devstral Small 1.1 has 212% larger context window
- Devstral Small 1.1 vs Amazon Titan Text Lite
Devstral Small 1.1 has 212% larger context window
- Devstral Small 1.1 vs Amazon Titan Text Premier
Devstral Small 1.1 has 212% larger context window
- Devstral Small 1.1 vs Claude Instant
Devstral Small 1.1 has 31% larger context window
- Devstral Small 1.1 vs Anthropic Claude
Devstral Small 1.1 has 31% larger context window
- Devstral Small 1.1 vs Codellama 34b Instruct
Devstral Small 1.1 has 3100% larger context window
Frequently asked questions
Short answers about context size and how this model behaves.
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