DeepSeek V3.1 Terminus vs Gemini 4 Carbon
Both have similar output pricing, while DeepSeek V3.1 Terminus offers a larger context window. Choose DeepSeek V3.1 Terminus or Gemini 4 Carbon based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V3.1 Terminus | Gemini 4 Carbon |
|---|---|---|
| Provider | DeepSeek | Google DeepMind |
| Input / 1M tokens | $0.27 | — |
| Output / 1M tokens | $1.00 | — |
| Context window | 164K | — |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Oct 2026 |
| LMArena (Chatbot Arena) Elo score | 1419 | 1540 |
| LMArena WebDev Elo score | — | 1768 |
FAQ
Is DeepSeek V3.1 Terminus or Gemini 4 Carbon cheaper?
DeepSeek V3.1 Terminus and Gemini 4 Carbon have comparable output pricing.
Which has the larger context window, DeepSeek V3.1 Terminus or Gemini 4 Carbon?
DeepSeek V3.1 Terminus has the larger context window (164K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.