Is Qwen3.8 Flash or GLM-5.1 cheaper?

Qwen3.8 Flash is cheaper on output tokens ($0.47 vs $4.40 per 1M).

Which has the larger context window, Qwen3.8 Flash or GLM-5.1?

Qwen3.8 Flash has the larger context window (1M tokens).

Qwen3.8 Flash vs GLM-5.1

Qwen3.8 Flash is cheaper on output tokens, while Qwen3.8 Flash offers a larger context window. Choose Qwen3.8 Flash or GLM-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Qwen3.8 Flash	GLM-5.1
Provider	OpenCode Go	OpenCode Go
Input / 1M tokens	$0.15	$1.40
Output / 1M tokens	$0.47	$4.40
Context window	1M	203K
Parameters	—	754B
Open weights	No	Yes
Released	Aug 2026	Apr 2026

Qwen3.8 Flash details →GLM-5.1 details →

FAQ

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