Devstral Small 1.1 vs Gemini 3.1 Pro Comparison
Comparing Devstral Small 1.1 and Gemini 3.1 Pro across benchmarks, pricing, and capabilities.
Performance Benchmarks
Comparative analysis across standard metrics
Devstral Small 1.1 outperforms in 0 benchmarks, while Gemini 3.1 Pro is better at 1 benchmark (SWE-Bench Verified).
Gemini 3.1 Pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Devstral Small 1.1 ($0.10/1M tokens) is 25.0x cheaper than Gemini 3.1 Pro ($2.50/1M tokens).
For output processing, Devstral Small 1.1 ($0.30/1M tokens) is 50.0x cheaper than Gemini 3.1 Pro ($15.00/1M tokens).
In conclusion, Gemini 3.1 Pro is more expensive than Devstral Small 1.1.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Gemini 3.1 Pro accepts 1,048,576 input tokens compared to Devstral Small 1.1's 128,000 tokens. Devstral Small 1.1 can generate longer responses up to 128,000 tokens, while Gemini 3.1 Pro is limited to 65,536 tokens.
Input Capabilities
Supported data types and modalities
Gemini 3.1 Pro supports multimodal inputs, whereas Devstral Small 1.1 does not.
Gemini 3.1 Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.
Devstral Small 1.1
Gemini 3.1 Pro
License
Usage and distribution terms
Devstral Small 1.1 is licensed under Apache 2.0, while Gemini 3.1 Pro uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
Apache 2.0
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
Devstral Small 1.1 was released on 2025-07-11, while Gemini 3.1 Pro was released on 2026-02-19.
Gemini 3.1 Pro is 7 months newer than Devstral Small 1.1.
Jul 11, 2025
8 months ago
Feb 19, 2026
3 weeks ago
7mo newerKnowledge Cutoff
When training data ends
Gemini 3.1 Pro has a documented knowledge cutoff of 2025-01-31, while Devstral Small 1.1's cutoff date is not specified.
We can confirm Gemini 3.1 Pro's training data extends to 2025-01-31, but cannot make a direct comparison without Devstral Small 1.1's cutoff date.
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Jan 2025
Provider Availability
Devstral Small 1.1 is available from Mistral AI. Gemini 3.1 Pro is available from Google. The availability of providers can affect quality of the model and reliability.
Devstral Small 1.1
Gemini 3.1 Pro
Outputs Comparison
Key Takeaways
Devstral Small 1.1
View detailsMistral AI
Detailed Comparison
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