Is GLM 4.5 Air or GLM 4.6 cheaper?

GLM 4.5 Air is cheaper on output tokens ($0.56 vs $1.54 per 1M).

Which has the larger context window, GLM 4.5 Air or GLM 4.6?

GLM 4.6 has the larger context window (200K tokens).

GLM 4.5 Air vs GLM 4.6

GLM 4.5 Air is cheaper on output tokens, while GLM 4.6 offers a larger context window. Choose GLM 4.5 Air or GLM 4.6 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 4.5 Air	GLM 4.6
Provider	ZenMux	ZenMux
Input / 1M tokens	$0.11	$0.35
Output / 1M tokens	$0.56	$1.54
Context window	128K	200K
Parameters	—	357B
Open weights	No	No
Released	Jul 2025	Sep 2025

GLM 4.5 Air details →GLM 4.6 details →

FAQ

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