Kimi K3 Fast vs DeepSeek V4.1 Flash
DeepSeek V4.1 Flash is cheaper on output tokens, while Kimi K3 Fast offers a larger context window. Choose Kimi K3 Fast or DeepSeek V4.1 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Kimi K3 Fast | DeepSeek V4.1 Flash |
|---|---|---|
| Provider | Fireworks AI | Fireworks AI |
| Input / 1M tokens | $4.50 | $0.30 |
| Output / 1M tokens | $22.50 | $1.20 |
| Context window | 1M | 1M |
| Parameters | — | — |
| Open weights | Yes | Yes |
| Released | Jul 2026 | Sep 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.