Is GLM-5.2 or openai/gpt-oss-20b cheaper?

openai/gpt-oss-20b is cheaper on output tokens ($0.18 vs $4.40 per 1M).

Which has the larger context window, GLM-5.2 or openai/gpt-oss-20b?

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

GLM-5.2 vs openai/gpt-oss-20b

openai/gpt-oss-20b is cheaper on output tokens, while GLM-5.2 offers a larger context window. Choose GLM-5.2 or openai/gpt-oss-20b based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM-5.2	openai/gpt-oss-20b
Provider	SiliconFlow	SiliconFlow
Input / 1M tokens	$1.40	$0.04
Output / 1M tokens	$4.40	$0.18
Context window	1M	131K
Parameters	—	21B
Open weights	Yes	No
Released	Jun 2026	Aug 2025

GLM-5.2 details →openai/gpt-oss-20b details →

FAQ

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