Is Pro/zai-org/GLM-5.1 or Qwen/Qwen3.5-397B-A17B cheaper?

Qwen/Qwen3.5-397B-A17B is cheaper on output tokens ($1.74 vs $4.40 per 1M).

Which has the larger context window, Pro/zai-org/GLM-5.1 or Qwen/Qwen3.5-397B-A17B?

Qwen/Qwen3.5-397B-A17B has the larger context window (262K tokens).

Pro/zai-org/GLM-5.1 vs Qwen/Qwen3.5-397B-A17B

Qwen/Qwen3.5-397B-A17B is cheaper on output tokens, while Qwen/Qwen3.5-397B-A17B offers a larger context window. Choose Pro/zai-org/GLM-5.1 or Qwen/Qwen3.5-397B-A17B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Pro/zai-org/GLM-5.1	Qwen/Qwen3.5-397B-A17B
Provider	SiliconFlow (China)	SiliconFlow (China)
Input / 1M tokens	$1.40	$0.29
Output / 1M tokens	$4.40	$1.74
Context window	205K	262K
Parameters	—	397B
Open weights	Yes	Yes
Released	Apr 2026	Feb 2026

Pro/zai-org/GLM-5.1 details →Qwen/Qwen3.5-397B-A17B details →

FAQ

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