Is GLM-4.5-Air or GPT-5 Mini cheaper?

GLM-4.5-Air is cheaper on output tokens ($1.10 vs $2.00 per 1M).

Which has the larger context window, GLM-4.5-Air or GPT-5 Mini?

GPT-5 Mini has the larger context window (400K tokens).

GLM-4.5-Air vs GPT-5 Mini

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

Spec	GLM-4.5-Air	GPT-5 Mini
Provider	OrcaRouter	OrcaRouter
Input / 1M tokens	$0.20	$0.25
Output / 1M tokens	$1.10	$2.00
Context window	131K	400K
Parameters	—	—
Open weights	Yes	No
Released	Jul 2025	Aug 2025

GLM-4.5-Air details →GPT-5 Mini details →

FAQ

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