Is Muse Spark 1.3 or GLM 5.3 Flash cheaper?

GLM 5.3 Flash is cheaper on output tokens ($0.25 vs $4.25 per 1M).

Which has the larger context window, Muse Spark 1.3 or GLM 5.3 Flash?

Muse Spark 1.3 has the larger context window (1M tokens).

Muse Spark 1.3 vs GLM 5.3 Flash

GLM 5.3 Flash is cheaper on output tokens, while Muse Spark 1.3 offers a larger context window. Choose Muse Spark 1.3 or GLM 5.3 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Muse Spark 1.3	GLM 5.3 Flash
Provider	EmpirioLabs AI	EmpirioLabs AI
Input / 1M tokens	$1.25	$0.08
Output / 1M tokens	$4.25	$0.25
Context window	1M	1M
Parameters	—	—
Open weights	No	Yes
Released	Sep 2026	Aug 2026

Muse Spark 1.3 details →GLM 5.3 Flash details →

FAQ

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