Gemini 3.1 Pro (Preview) vs DeepSeek V4 Pro
Compare Gemini 3.1 Pro (Preview) vs DeepSeek V4 Pro API pricing, token costs, context windows, and latency. See which model is cheaper and better for your stack.
Gemini 3.1 Pro (Preview) charges $2.00/1M input and $12.00/1M output tokens, compared to DeepSeek V4 Pro at $0.66/1M input and $1.98/1M output. DeepSeek V4 Pro is 3.0x cheaper on input tokens. In reasoning benchmarks, DeepSeek V4 Pro holds the higher AA Intelligence Index rating. For latency-critical streaming, Gemini 3.1 Pro (Preview) delivers 124 t/s (15.0s TTFT) while DeepSeek V4 Pro provides 80 t/s (59.0s TTFT).
Full Metric & Specification Comparison
| Metric | Gemini 3.1 Pro (Preview) | DeepSeek V4 Pro | Advantage |
|---|---|---|---|
| Provider | DeepSeek | - | |
| Input Token Cost (1M) | $2.000 | $0.660 | DeepSeek V4 Pro |
| Output Token Cost (1M) | $12.000 | $1.980 | DeepSeek V4 Pro |
| Context Window | 1,000k tokens | 1,000k tokens | Tie |
| AA Intelligence Index | Unrated | 23/100 | Unrated |
| Streaming Latency | Fast | Moderate | - |
Key Architectural Takeaways
- Input Token Cost: Gemini 3.1 Pro (Preview) is $2.00/1M vs DeepSeek V4 Pro at $0.66/1M
- Output Token Cost: Gemini 3.1 Pro (Preview) is $12.00/1M vs DeepSeek V4 Pro at $1.98/1M
- Context Window: Gemini 3.1 Pro (Preview) supports 1,000k tokens vs DeepSeek V4 Pro with 1,000k tokens
- Benchmark Intelligence Rating: not rated for one or both models
- Inference Latency: Gemini 3.1 Pro (Preview) is rated Fast vs DeepSeek V4 Pro rated Moderate
Calculate Your Team's Exact Bill Difference
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Deploying DeepSeek V4 Pro over Gemini 3.1 Pro (Preview) saves $95.25/mo ($1143/yr) at this volume.
Frequently Asked Questions
Is Gemini 3.1 Pro (Preview) cheaper than DeepSeek V4 Pro?
DeepSeek V4 Pro is significantly more economical, charging $0.66/1M input compared to $2.00/1M for Gemini 3.1 Pro (Preview).
Which model should I choose for production?
If your primary constraint is API cost and high query throughput, choose DeepSeek V4 Pro. If you require peak reasoning accuracy and complex tool use, DeepSeek V4 Pro is recommended.
How does context window compare between Gemini 3.1 Pro (Preview) and DeepSeek V4 Pro?
Gemini 3.1 Pro (Preview) offers the larger context window (1,000k tokens), allowing you to pass significantly larger codebases or documents without chunking.
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