Is GLM 5.2 or Qwen3.5 397B Fast cheaper?

Qwen3.5 397B Fast is cheaper on output tokens ($4.14 vs $4.50 per 1M).

Which has the larger context window, GLM 5.2 or Qwen3.5 397B Fast?

GLM 5.2 has the larger context window (1M tokens).

GLM 5.2 vs Qwen3.5 397B Fast

Qwen3.5 397B Fast is cheaper on output tokens, while GLM 5.2 offers a larger context window. Choose GLM 5.2 or Qwen3.5 397B Fast based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 5.2	Qwen3.5 397B Fast
Provider	Neuralwatt	Neuralwatt
Input / 1M tokens	$1.45	$0.69
Output / 1M tokens	$4.50	$4.14
Context window	1M	262K
Parameters	—	—
Open weights	Yes	Yes
Released	Jun 2026	Feb 2026

GLM 5.2 details →Qwen3.5 397B Fast details →

FAQ

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