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Kimi-K2 vs Qwen3.8 27B

Kimi-K2 is cheaper on output tokens, while Qwen3.8 27B offers a larger context window. Choose Kimi-K2 or Qwen3.8 27B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecKimi-K2Qwen3.8 27B
ProvideriFlowQwen
Input / 1M tokens$0.00$0.04
Output / 1M tokens$0.00$1.25
Context window128K1M
Parameters1T—
Open weightsYes—
ReleasedJul 2025—
LMArena (Chatbot Arena) Elo score—1440
LMArena WebDev Elo score—1593
Epoch Capabilities Index score—152
LMArena Vision Elo score—1269

FAQ

Is Kimi-K2 or Qwen3.8 27B cheaper?

Kimi-K2 is cheaper on output tokens ($0.00 vs $1.25 per 1M).

Which has the larger context window, Kimi-K2 or Qwen3.8 27B?

Qwen3.8 27B 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.