Deepseek-Chat vs DeepSeek V4.1 Flash
Deepseek-Chat is cheaper on output tokens, while DeepSeek V4.1 Flash offers a larger context window. Choose Deepseek-Chat or DeepSeek V4.1 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Deepseek-Chat | DeepSeek V4.1 Flash |
|---|---|---|
| Provider | 302.AI | DeepSeek |
| Input / 1M tokens | $0.29 | $0.30 |
| Output / 1M tokens | $0.43 | $1.20 |
| Context window | 128K | 1M |
| Parameters | — | — |
| Open weights | No | — |
| Released | Nov 2024 | — |
| GPQA Diamond score | 71.2 | 93.2 |
| LMArena (Chatbot Arena) Elo score | — | 1464 |
| LMArena WebDev Elo score | — | 1664 |
| LMArena Vision Elo score | — | 1278 |
| Epoch Capabilities Index score | — | 156 |
FAQ
Is Deepseek-Chat or DeepSeek V4.1 Flash cheaper?
Deepseek-Chat is cheaper on output tokens ($0.43 vs $1.20 per 1M).
Which has the larger context window, Deepseek-Chat or DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash 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.