Is Kimi K2.5 or GPT-5.4 cheaper?

Kimi K2.5 is cheaper on output tokens ($3.00 vs $22.50 per 1M).

Which has the larger context window, Kimi K2.5 or GPT-5.4?

GPT-5.4 has the larger context window (1.1M tokens).

Kimi K2.5 vs GPT-5.4

Kimi K2.5 is cheaper on output tokens, while GPT-5.4 offers a larger context window. Choose Kimi K2.5 or GPT-5.4 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Kimi K2.5	GPT-5.4
Provider	OrcaRouter	OrcaRouter
Input / 1M tokens	$0.60	$5.00
Output / 1M tokens	$3.00	$22.50
Context window	262K	1.1M
Parameters	1T	—
Open weights	Yes	No
Released	Jan 2026	Mar 2026

Kimi K2.5 details →GPT-5.4 details →

FAQ

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