Grok 4 Fast Reasoning ≤128k vs Kimi K2 0711 Preview
Side-by-side comparison of pricing and capabilities
Grok 4 Fast Reasoning ≤128k
Kimi K2 0711 Preview
Input Price Comparison
| Attribute | Grok 4 Fast Reasoning ≤128k | Kimi K2 0711 Preview |
|---|---|---|
| Provider | xAI | Moonshot AI |
| Input Price | $0.2 /1M tokens | $0.6 /1M tokens |
| Output Price | $0.5 /1M tokens | $2.5 /1M tokens |
| Cached Input | $0.050 /1M tokens | $0.150 /1M tokens |
| Context Window | 131K | 131K |
| Type | reasoning | chat |
| Status | current | preview |
Capability Comparison
| Capability | Grok 4 Fast Reasoning ≤128k | Kimi K2 0711 Preview |
|---|---|---|
| reasoning | ||
| coding |
Which should you choose?
Budget-conscious: Grok 4 Fast Reasoning ≤128k is 67% cheaper on input tokens ($0.2 vs $0.6 per 1M tokens).
Context-heavy tasks: Both models offer the same context window size.
Capability fit: Grok 4 Fast Reasoning ≤128k supports 1 capabilities (reasoning), while Kimi K2 0711 Preview supports 2 (reasoning, coding).
Frequently Asked Questions
Which is cheaper: Grok 4 Fast Reasoning ≤128k or Kimi K2 0711 Preview?
Grok 4 Fast Reasoning ≤128k costs $0.2/1M input vs Kimi K2 0711 Preview at $0.6/1M input. Grok 4 Fast Reasoning ≤128k is 67% cheaper on input tokens.
How do output prices compare between Grok 4 Fast Reasoning ≤128k and Kimi K2 0711 Preview?
Grok 4 Fast Reasoning ≤128k output: $0.5/1M, Kimi K2 0711 Preview output: $2.5/1M. Grok 4 Fast Reasoning ≤128k is more economical for generation-heavy workloads.
What is Grok 4 Fast Reasoning ≤128k best used for?
Grok 4 Fast Reasoning ≤128k is best for budget-conscious applications, high-volume chatbots, and tasks where cost efficiency is the primary concern.
What is Kimi K2 0711 Preview best used for?
Kimi K2 0711 Preview is suited for complex reasoning, analysis, and tasks that benefit from its reasoning and coding capabilities.