DeepSeek VL2 Small vs GPT-5.1 Comparison
Comparing DeepSeek VL2 Small and GPT-5.1 across benchmarks, pricing, and capabilities.
Performance Benchmarks
Comparative analysis across standard metrics
DeepSeek VL2 Small outperforms in 0 benchmarks, while GPT-5.1 is better at 1 benchmark (MMMU).
GPT-5.1 significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
Cost data unavailable.
Context Window
Maximum input and output token capacity
Only GPT-5.1 specifies input context (400,000 tokens). Only GPT-5.1 specifies output context (128,000 tokens).
Input Capabilities
Supported data types and modalities
Both DeepSeek VL2 Small and GPT-5.1 support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
DeepSeek VL2 Small
GPT-5.1
License
Usage and distribution terms
DeepSeek VL2 Small is licensed under deepseek, while GPT-5.1 uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
deepseek
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
DeepSeek VL2 Small was released on 2024-12-13, while GPT-5.1 was released on 2025-11-13.
GPT-5.1 is 11 months newer than DeepSeek VL2 Small.
Dec 13, 2024
1.3 years ago
Nov 13, 2025
4 months ago
11mo newerKnowledge Cutoff
When training data ends
GPT-5.1 has a documented knowledge cutoff of 2024-09-30, while DeepSeek VL2 Small's cutoff date is not specified.
We can confirm GPT-5.1's training data extends to 2024-09-30, but cannot make a direct comparison without DeepSeek VL2 Small's cutoff date.
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Sep 2024
Outputs Comparison
Key Takeaways
DeepSeek VL2 Small
View detailsDeepSeek
GPT-5.1
View detailsOpenAI
Detailed Comparison
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