DeepSeek V4.1 Flash vs Gemini 3 Pro
DeepSeek V4.1 Flash is cheaper on output tokens. Choose DeepSeek V4.1 Flash or Gemini 3 Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V4.1 Flash | Gemini 3 Pro |
|---|---|---|
| Provider | DeepSeek | OpenCode |
| Input / 1M tokens | $0.05 | $2.00 |
| Output / 1M tokens | $0.50 | $12.00 |
| Context window | 1M | 1M |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Nov 2025 |
| LMArena (Chatbot Arena) Elo score | 1465 | 1479 |
| GPQA Diamond score | 93.2 | — |
| LMArena WebDev Elo score | 1665 | 1440 |
| Epoch Capabilities Index score | 159 | 153 |
| LMArena Vision Elo score | 1278 | 1305 |
| LiveBench score | — | 73.5 |
| SWE-bench Multilingual score | — | 68.7 |
FAQ
Is DeepSeek V4.1 Flash or Gemini 3 Pro cheaper?
DeepSeek V4.1 Flash is cheaper on output tokens ($0.50 vs $12.00 per 1M).
Which has the larger context window, DeepSeek V4.1 Flash or Gemini 3 Pro?
Both models offer a similar context window.
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.