Is OpenAI GPT OSS 120B or GLM 4.6 cheaper?

OpenAI GPT OSS 120B is cheaper on output tokens ($0.25 vs $2.20 per 1M).

Which has the larger context window, OpenAI GPT OSS 120B or GLM 4.6?

GLM 4.6 has the larger context window (205K tokens).

OpenAI GPT OSS 120B vs GLM 4.6

OpenAI GPT OSS 120B is cheaper on output tokens, while GLM 4.6 offers a larger context window. Choose OpenAI GPT OSS 120B or GLM 4.6 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	OpenAI GPT OSS 120B	GLM 4.6
Provider	NovitaAI	NovitaAI
Input / 1M tokens	$0.05	$0.55
Output / 1M tokens	$0.25	$2.20
Context window	131K	205K
Parameters	117B	357B
Open weights	Yes	Yes
Released	Aug 2025	Sep 2025

OpenAI GPT OSS 120B details →GLM 4.6 details →

FAQ

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