Is GLM-5.3-Flash or GLM-5.3 cheaper?

GLM-5.3-Flash is cheaper on output tokens ($0.50 vs $4.40 per 1M).

Which has the larger context window, GLM-5.3-Flash or GLM-5.3?

Both models offer a similar context window.

GLM-5.3-Flash vs GLM-5.3

GLM-5.3-Flash is cheaper on output tokens. Choose GLM-5.3-Flash or GLM-5.3 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM-5.3-Flash	GLM-5.3
Provider	Inco	Inco
Input / 1M tokens	$0.15	$1.40
Output / 1M tokens	$0.50	$4.40
Context window	1M	1M
Parameters	—	—
Open weights	Yes	Yes
Released	Aug 2026	Aug 2026

GLM-5.3-Flash details →GLM-5.3 details →

FAQ

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