Is GLM 5.3 FP4 or GLM-5.3 cheaper?

GLM 5.3 FP4 and GLM-5.3 have comparable output pricing.

Which has the larger context window, GLM 5.3 FP4 or GLM-5.3?

Both models offer a similar context window.

GLM 5.3 FP4 vs GLM-5.3

Both have similar output pricing. Choose GLM 5.3 FP4 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 FP4	GLM-5.3
Provider	CoralBricks	CoralBricks
Input / 1M tokens	$1.12	$1.12
Output / 1M tokens	$4.40	$4.40
Context window	1M	1M
Parameters	—	—
Open weights	Yes	Yes
Released	Aug 2026	Aug 2026

GLM 5.3 FP4 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.