Is GPT-Image-1.5 or GLM-4.6V cheaper?

GLM-4.6V is cheaper on output tokens ($0.41 vs $32.00 per 1M).

Which has the larger context window, GPT-Image-1.5 or GLM-4.6V?

GLM-4.6V has the larger context window (128K tokens).

GPT-Image-1.5 vs GLM-4.6V

GLM-4.6V is cheaper on output tokens, while GLM-4.6V offers a larger context window. Choose GPT-Image-1.5 or GLM-4.6V based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT-Image-1.5	GLM-4.6V
Provider	AIHubMix	AIHubMix
Input / 1M tokens	$5.00	$0.14
Output / 1M tokens	$32.00	$0.41
Context window	0	128K
Parameters	—	—
Open weights	No	Yes
Released	Nov 2025	Dec 2025

GPT-Image-1.5 details →GLM-4.6V details →

FAQ

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