Is o4 Mini High or GPT OSS 120B cheaper?

GPT OSS 120B is cheaper on output tokens ($0.15 vs $4.40 per 1M).

Which has the larger context window, o4 Mini High or GPT OSS 120B?

o4 Mini High has the larger context window (200K tokens).

o4 Mini High vs GPT OSS 120B

GPT OSS 120B is cheaper on output tokens, while o4 Mini High offers a larger context window. Choose o4 Mini High or GPT OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	o4 Mini High	GPT OSS 120B
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$1.10	$0.03
Output / 1M tokens	$4.40	$0.15
Context window	200K	131K
Parameters	—	117B
Open weights	No	Yes
Released	Apr 2025	Aug 2025

o4 Mini High details →GPT OSS 120B details →

FAQ

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