Is Qwen3.5 397B A17B FP8 or Kimi K2.5 Fast cheaper?

Kimi K2.5 Fast is cheaper on output tokens ($2.59 vs $4.14 per 1M).

Which has the larger context window, Qwen3.5 397B A17B FP8 or Kimi K2.5 Fast?

Both models offer a similar context window.

Qwen3.5 397B A17B FP8 vs Kimi K2.5 Fast

Kimi K2.5 Fast is cheaper on output tokens. Choose Qwen3.5 397B A17B FP8 or Kimi K2.5 Fast based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Qwen3.5 397B A17B FP8	Kimi K2.5 Fast
Provider	Neuralwatt	Neuralwatt
Input / 1M tokens	$0.69	$0.52
Output / 1M tokens	$4.14	$2.59
Context window	262K	262K
Parameters	—	—
Open weights	Yes	Yes
Released	Feb 2026	Jan 2026

Qwen3.5 397B A17B FP8 details →Kimi K2.5 Fast details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.