Is Gemini 3.1 Pro Preview or OpenAI GPT OSS 120B cheaper?

OpenAI GPT OSS 120B is cheaper on output tokens ($0.30 vs $15.00 per 1M).

Which has the larger context window, Gemini 3.1 Pro Preview or OpenAI GPT OSS 120B?

Gemini 3.1 Pro Preview has the larger context window (1M tokens).

Gemini 3.1 Pro Preview vs OpenAI GPT OSS 120B

OpenAI GPT OSS 120B is cheaper on output tokens, while Gemini 3.1 Pro Preview offers a larger context window. Choose Gemini 3.1 Pro Preview or OpenAI GPT OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemini 3.1 Pro Preview	OpenAI GPT OSS 120B
Provider	Venice AI	Venice AI
Input / 1M tokens	$2.50	$0.07
Output / 1M tokens	$15.00	$0.30
Context window	1M	128K
Parameters	—	117B
Open weights	No	Yes
Released	Feb 2026	Nov 2025

Gemini 3.1 Pro Preview details →OpenAI GPT OSS 120B details →

FAQ

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