Is GLM 4.5 or DeepSeek V4 Flash cheaper?

DeepSeek V4 Flash is cheaper on output tokens ($0.28 vs $1.54 per 1M).

Which has the larger context window, GLM 4.5 or DeepSeek V4 Flash?

DeepSeek V4 Flash has the larger context window (1M tokens).

GLM 4.5 vs DeepSeek V4 Flash

DeepSeek V4 Flash is cheaper on output tokens, while DeepSeek V4 Flash offers a larger context window. Choose GLM 4.5 or DeepSeek V4 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 4.5	DeepSeek V4 Flash
Provider	ZenMux	ZenMux
Input / 1M tokens	$0.35	$0.14
Output / 1M tokens	$1.54	$0.28
Context window	128K	1M
Parameters	355B	284B
Open weights	No	Yes
Released	Jul 2025	Apr 2026

GLM 4.5 details →DeepSeek V4 Flash details →

FAQ

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