Is Gemma 3n 4B or GPT OSS 120B cheaper?

Gemma 3n 4B is cheaper on output tokens ($0.12 vs $0.15 per 1M).

Which has the larger context window, Gemma 3n 4B or GPT OSS 120B?

GPT OSS 120B has the larger context window (131K tokens).

Gemma 3n 4B vs GPT OSS 120B

Gemma 3n 4B is cheaper on output tokens, while GPT OSS 120B offers a larger context window. Choose Gemma 3n 4B or GPT OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemma 3n 4B	GPT OSS 120B
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$0.06	$0.03
Output / 1M tokens	$0.12	$0.15
Context window	33K	131K
Parameters	—	117B
Open weights	Yes	Yes
Released	May 2025	Aug 2025

Gemma 3n 4B 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.