Is Gemma-4-31B-IT or GPT OSS 20B cheaper?

Gemma-4-31B-IT and GPT OSS 20B have comparable output pricing.

Which has the larger context window, Gemma-4-31B-IT or GPT OSS 20B?

Gemma-4-31B-IT has the larger context window (256K tokens).

Gemma-4-31B-IT vs GPT OSS 20B

Both have similar output pricing, while Gemma-4-31B-IT offers a larger context window. Choose Gemma-4-31B-IT or GPT OSS 20B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemma-4-31B-IT	GPT OSS 20B
Provider	Nvidia	Nvidia
Input / 1M tokens	$0.00	$0.00
Output / 1M tokens	$0.00	$0.00
Context window	256K	131K
Parameters	—	21B
Open weights	Yes	Yes
Released	Apr 2026	Aug 2025

Gemma-4-31B-IT details →GPT OSS 20B details →

FAQ

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