grok-4.1 vs Kimi K3 Spot
grok-4.1 is cheaper on output tokens, while Kimi K3 Spot offers a larger context window. Choose grok-4.1 or Kimi K3 Spot based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | grok-4.1 | Kimi K3 Spot |
|---|---|---|
| Provider | 302.AI | Fireworks AI |
| Input / 1M tokens | $2.00 | $2.10 |
| Output / 1M tokens | $10.00 | $10.50 |
| Context window | 200K | 1M |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Nov 2025 | Jul 2026 |
| LMArena (Chatbot Arena) Elo score | 1436 | — |
| LMArena WebDev Elo score | 1215 | — |
FAQ
Is grok-4.1 or Kimi K3 Spot cheaper?
grok-4.1 is cheaper on output tokens ($10.00 vs $10.50 per 1M).
Which has the larger context window, grok-4.1 or Kimi K3 Spot?
Kimi K3 Spot 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.