Is GLM-4.5-Air or Kimi K2.5 cheaper?

GLM-4.5-Air is cheaper on output tokens ($1.10 vs $3.00 per 1M).

Which has the larger context window, GLM-4.5-Air or Kimi K2.5?

Kimi K2.5 has the larger context window (262K tokens).

GLM-4.5-Air vs Kimi K2.5

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

Spec	GLM-4.5-Air	Kimi K2.5
Provider	OrcaRouter	OrcaRouter
Input / 1M tokens	$0.20	$0.60
Output / 1M tokens	$1.10	$3.00
Context window	131K	262K
Parameters	—	1T
Open weights	Yes	Yes
Released	Jul 2025	Jan 2026

GLM-4.5-Air 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.