DeepSeek V3.1 Terminus vs Gemini 3 Pro
DeepSeek V3.1 Terminus is cheaper on output tokens, while Gemini 3 Pro offers a larger context window. Choose DeepSeek V3.1 Terminus or Gemini 3 Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V3.1 Terminus | Gemini 3 Pro |
|---|---|---|
| Provider | DeepSeek | OpenCode |
| Input / 1M tokens | $0.27 | $2.00 |
| Output / 1M tokens | $1.00 | $12.00 |
| Context window | 164K | 1M |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Nov 2025 |
| LMArena (Chatbot Arena) Elo score | 1419 | 1479 |
| LiveBench score | — | 73.5 |
| SWE-bench Multilingual score | — | 68.7 |
| LMArena WebDev Elo score | — | 1440 |
| LMArena Vision Elo score | — | 1305 |
| Epoch Capabilities Index score | — | 153 |
FAQ
Is DeepSeek V3.1 Terminus or Gemini 3 Pro cheaper?
DeepSeek V3.1 Terminus is cheaper on output tokens ($1.00 vs $12.00 per 1M).
Which has the larger context window, DeepSeek V3.1 Terminus or Gemini 3 Pro?
Gemini 3 Pro has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.