Model comparison

Kimi K2.5 CN vs Grok 4.1 Fast NON Reasoning

Compare Kimi K2.5 CN (Moonshotai) and Grok 4.1 Fast NON Reasoning (X Ai) by price, context, capabilities, and latency.

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Which should you pick?

  • Price: Grok 4.1 Fast NON Reasoning is cheaper ($0.029 / 1M tokens input / $0.072 / 1M tokens output) vs Kimi K2.5 CN ($0.084 / 1M tokens input / $0.437 / 1M tokens output).

Side by side

Kimi K2.5 CN vs Grok 4.1 Fast NON Reasoning — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
Kimi K2.5 CNmoonshotai/kimi-k2.5-cnMoonshotai$0.084 / 1M tokens$0.437 / 1M tokens—
Streaming
General chat via Moonshotai, API workloads1000-3000msCatalogPlatform curated
Grok 4.1 Fast NON Reasoningx-ai/grok-4.1-fast-non-reasoningX Ai$0.029 / 1M tokens$0.072 / 1M tokens—
Streaming
General chat via X Ai, API workloads1000-3000msCatalogPlatform curated

FAQ

Kimi K2.5 CN vs Grok 4.1 Fast NON Reasoning FAQ

Is Kimi K2.5 CN or Grok 4.1 Fast NON Reasoning cheaper?

Grok 4.1 Fast NON Reasoning is cheaper ($0.029 / 1M tokens input / $0.072 / 1M tokens output) vs Kimi K2.5 CN ($0.084 / 1M tokens input / $0.437 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, Kimi K2.5 CN or Grok 4.1 Fast NON Reasoning?

Both offer the same context window: — tokens.

Kimi K2.5 CN vs Grok 4.1 Fast NON Reasoning for High quality: which should I pick?

Both target High quality. Pick Grok 4.1 Fast NON Reasoning to optimize cost, or Kimi K2.5 CN for the longer context window. Test both on real prompts before committing production traffic.

Kimi K2.5 CN detailsGrok 4.1 Fast NON Reasoning detailsPricing calculatorOpenAI-compatible quickstart