Model Comparison
Gemini 3.1 Pro vs DeepSeek-R1-0528
Gemini 3.1 Pro significantly outperforms across most benchmarks. DeepSeek-R1-0528 is 6.2x cheaper per token.
Performance Benchmarks
Comparative analysis across standard metrics
Gemini 3.1 Pro outperforms in 4 benchmarks (BrowseComp, GPQA, Humanity's Last Exam, SWE-Bench Verified), while DeepSeek-R1-0528 is better at 0 benchmarks.
Gemini 3.1 Pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Gemini 3.1 Pro ($2.50/1M tokens) is 5.0x more expensive than DeepSeek-R1-0528 ($0.50/1M tokens).
For output processing, Gemini 3.1 Pro ($15.00/1M tokens) is 7.0x more expensive than DeepSeek-R1-0528 ($2.15/1M tokens).
In conclusion, Gemini 3.1 Pro is more expensive than DeepSeek-R1-0528.*
* 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 DeepSeek-R1-0528's 131,072 tokens. DeepSeek-R1-0528 can generate longer responses up to 131,072 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 DeepSeek-R1-0528 does not.
Gemini 3.1 Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.
Gemini 3.1 Pro
DeepSeek-R1-0528
License
Usage and distribution terms
Gemini 3.1 Pro is licensed under a proprietary license, while DeepSeek-R1-0528 uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
Gemini 3.1 Pro was released on 2026-02-19, while DeepSeek-R1-0528 was released on 2025-05-28.
Gemini 3.1 Pro is 9 months newer than DeepSeek-R1-0528.
Feb 19, 2026
1 months ago
8mo newerMay 28, 2025
10 months ago
Knowledge Cutoff
When training data ends
Gemini 3.1 Pro has a documented knowledge cutoff of 2025-01-31, while DeepSeek-R1-0528'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 DeepSeek-R1-0528's cutoff date.
Jan 2025
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Provider Availability
Gemini 3.1 Pro is available from Google. DeepSeek-R1-0528 is available from DeepInfra, DeepSeek, Novita.
Gemini 3.1 Pro
DeepSeek-R1-0528
Outputs Comparison
Key Takeaways
DeepSeek-R1-0528
View detailsDeepSeek
Detailed Comparison
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FAQ
Common questions about Gemini 3.1 Pro vs DeepSeek-R1-0528