Gemini 3.1 Pro Preview vs GPT OSS 120B
Compare Gemini 3.1 Pro Preview by Google AI against GPT OSS 120B by OpenAI, in 2 community votes, gemini 3.1 pro preview wins 100% of head-to-head duels, context windows of 1.0M vs 131K, tested across 53 shared challenges. Updated May 2026.
Which is better, Gemini 3.1 Pro Preview or GPT OSS 120B?
Gemini 3.1 Pro Preview is the better choice overall, winning 100% of 2 blind community votes on Rival. Gemini 3.1 Pro Preview costs $2/M input tokens vs $0.18/M for GPT OSS 120B. Context windows: 1049K vs 131K tokens. Compare their real outputs side by side below.
Key Differences Between Gemini 3.1 Pro Preview and GPT OSS 120B
Gemini 3.1 Pro Preview is made by google while GPT OSS 120B is from openai. Gemini 3.1 Pro Preview has a 1049K token context window compared to GPT OSS 120B's 131K. On pricing, Gemini 3.1 Pro Preview costs $2/M input tokens vs $0.18/M for GPT OSS 120B. In community voting, In 2 community votes, Gemini 3.1 Pro Preview wins 100% of head-to-head duels.
In 2 community votes, Gemini 3.1 Pro Preview wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Per 1M tokens
GPT OSS 120B is cheaper on both — 11× input, 15× output
Pick Gemini 3.1 Pro Preview. In 2 blind votes, Gemini 3.1 Pro Preview wins 100% of the time. That's not luck.
GPT OSS 120B is 15x cheaper per token — worth considering if cost matters.
Style Comparison
GPT OSS 120B uses 15.4x more emoji
