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DeepSeek-V3.1 vs Gemini 3 Pro
Comprehensive side-by-side LLM comparison
Gemini 3 Pro leads with 57.9% higher average benchmark score. Gemini 3 Pro offers 872.2K more tokens in context window than DeepSeek-V3.1. DeepSeek-V3.1 is $21.13 cheaper per million tokens. Gemini 3 Pro supports multimodal inputs. Overall, Gemini 3 Pro is the stronger choice for coding tasks.
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DeepSeek
DeepSeek-V3.1, released by DeepSeek in August 2025, is a hybrid large language model with 671 billion total parameters (37 billion active) that unifies the capabilities of DeepSeek-V3 and DeepSeek-R1 in a single model. It features a 128K token context window and supports both direct generation and extended reasoning modes selectable via the chat template. DeepSeek-V3.1 targets general-purpose tasks, coding, and complex reasoning under an open MIT license.
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Google DeepMind
Gemini 3 Pro, released by Google in November 2025, is a large language model from the Gemini 3 family designed for complex reasoning, broad world knowledge, and multi-step problem solving. It features a 1M token context window, 64K maximum output tokens, and native multimodal input including text, images, audio, and video. Gemini 3 Pro targets research-grade reasoning, advanced data analysis, and applications requiring comprehensive understanding across diverse input formats.
2 months newer
DeepSeek-V3.1
DeepSeek
2025-08-21
Gemini 3 Pro
Google DeepMind
2025-11-18
Pricing Comparison
Cost per million tokens (USD)
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DeepSeek-V3.1
Input:$0.27
Output:$1.10($21.13 cheaper)
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Gemini 3 Pro
Input:$2.50
Output:$20.00
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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DeepSeek-V3.1
Average Score:1.3%
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Gemini 3 Pro
Average Score:59.2%(+57.9%)
Performance comparison across key benchmark categories
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DeepSeek-V3.1
Agents1.3%
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Gemini 3 Pro
Agents59.2%(+57.9%)
Provider Availability & Performance
Available providers and their performance metrics
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DeepSeek-V3.1
1 providers
DeepSeek
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Gemini 3 Pro
2 providers
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DeepSeek-V3.1
Avg Score:1.3%
Providers:1
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Gemini 3 Pro
Avg Score:59.2%(+57.9%)
Providers:2