Is GLM 5.3 Prime or Qwen3.8 Flash cheaper?

Qwen3.8 Flash is cheaper on output tokens ($0.47 vs $8.80 per 1M).

Which has the larger context window, GLM 5.3 Prime or Qwen3.8 Flash?

Both models offer a similar context window.

GLM 5.3 Prime vs Qwen3.8 Flash

Qwen3.8 Flash is cheaper on output tokens. Choose GLM 5.3 Prime or Qwen3.8 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 5.3 Prime	Qwen3.8 Flash
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$2.80	$0.15
Output / 1M tokens	$8.80	$0.47
Context window	1M	1M
Parameters	—	—
Open weights	No	No
Released	Sep 2026	Aug 2026

GLM 5.3 Prime details →Qwen3.8 Flash details →

FAQ

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