Is GPT OSS 120B or Gemma 4 31B IT cheaper?

Gemma 4 31B IT is cheaper on output tokens ($0.50 vs $0.60 per 1M).

Which has the larger context window, GPT OSS 120B or Gemma 4 31B IT?

Gemma 4 31B IT has the larger context window (262K tokens).

GPT OSS 120B vs Gemma 4 31B IT

Gemma 4 31B IT is cheaper on output tokens, while Gemma 4 31B IT offers a larger context window. Choose GPT OSS 120B or Gemma 4 31B IT based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT OSS 120B	Gemma 4 31B IT
Provider	ai&	ai&
Input / 1M tokens	$0.15	$0.20
Output / 1M tokens	$0.60	$0.50
Context window	131K	262K
Parameters	—	—
Open weights	Yes	Yes
Released	Aug 2025	Apr 2026

GPT OSS 120B details →Gemma 4 31B IT details →

FAQ

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