Devstral Small 1.1
Overview
Overview
Devstral Small 1.1 (also called devstral-small-2507) is based on the Mistral-Small-3.1 foundation model and contains approximately 24 billion parameters. It supports a 128k token context window, which allows it to handle multi-file code inputs and long prompts typical in software engineering workflows. The model is fine-tuned specifically for structured outputs, including XML and function-calling formats. This makes it compatible with agent frameworks such as OpenHands and suitable for tasks like program navigation, multi-step edits, and code search. It is licensed under Apache 2.0 and available for both research and commercial use.
Devstral Small 1.1 was released on July 11, 2025. API access is available through Mistral AI.
Performance
Timeline
Specifications
Benchmarks
Benchmarks
Devstral Small 1.1 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
Pricing
Pricing
Pricing, performance, and capabilities for Devstral Small 1.1 across different providers:
| Provider | Input ($/M) | Output ($/M) | Max Input | Max Output | Latency (s) | Throughput | Quantization | Input | Output |
|---|---|---|---|---|---|---|---|---|---|
Mistral AI | $0.10 | $0.30 | 128.0K | 128.0K | 0.23 | 137.1 c/s | — | Text Image Audio Video | Text Image Audio Video |
API Access
API Access Coming Soon
API access for Devstral Small 1.1 will be available soon through our gateway.
Recent Posts
Recent Reviews
FAQ
Common questions about Devstral Small 1.1