Is GLM-5.3 or GLM 5.3 FP4 cheaper?

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

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

Both models offer a similar context window.

GLM-5.3 vs GLM 5.3 FP4

Both have similar output pricing. Choose GLM-5.3 or GLM 5.3 FP4 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM-5.3	GLM 5.3 FP4
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 details →GLM 5.3 FP4 details →

FAQ

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