Is Kimi K2.5 or Claude Opus 4.5 cheaper?

Kimi K2.5 is cheaper on output tokens ($3.50 vs $30.00 per 1M).

Which has the larger context window, Kimi K2.5 or Claude Opus 4.5?

Kimi K2.5 has the larger context window (256K tokens).

Kimi K2.5 vs Claude Opus 4.5

Kimi K2.5 is cheaper on output tokens, while Kimi K2.5 offers a larger context window. Choose Kimi K2.5 or Claude Opus 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Kimi K2.5	Claude Opus 4.5
Provider	Venice AI	Venice AI
Input / 1M tokens	$0.56	$6.00
Output / 1M tokens	$3.50	$30.00
Context window	256K	198K
Parameters	1T	—
Open weights	No	No
Released	Jan 2026	Dec 2025

Kimi K2.5 details →Claude Opus 4.5 details →

FAQ

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