Is Gemini 3.5 Flash or Kimi K2.5 cheaper?

Kimi K2.5 is cheaper on output tokens ($3.00 vs $9.00 per 1M).

Which has the larger context window, Gemini 3.5 Flash or Kimi K2.5?

Gemini 3.5 Flash has the larger context window (1M tokens).

Gemini 3.5 Flash vs Kimi K2.5

Kimi K2.5 is cheaper on output tokens, while Gemini 3.5 Flash offers a larger context window. Choose Gemini 3.5 Flash or Kimi K2.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemini 3.5 Flash	Kimi K2.5
Provider	Vercel AI Gateway	Vercel AI Gateway
Input / 1M tokens	$1.50	$0.60
Output / 1M tokens	$9.00	$3.00
Context window	1M	262K
Parameters	—	1T
Open weights	No	Yes
Released	May 2026	Jan 2026

Gemini 3.5 Flash details →Kimi K2.5 details →

FAQ

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