Gemini 3.1 Pro Preview
It helps software engineers build applications and manage complex workflows.
google’s large language model, able to hold about 1049k tokens of context (roughly 786k words) in one conversation, working across text and image and file and audio and video->text. You reach it through an API or through tools built on it. Built for software engineers. google describes it as: “Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows.” source ↗
Our tested score
Battle record
unfought
no battle yet — we don't guess
Forum sentiment (90d)
9%
developer-forum posts: 11 opinions in 87
What people are posting (90 days)
Loudest post this quarter
“fix(core): correctly identify Gemini 3 models with Vertex AI resource IDs”
Compare Gemini 3.1 Pro Preview against…
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Every claim we hold (6)
- api price in per 1m2 USD/1M tokensOpenRouter API17 Aug 2026verified
- api price out per 1m12 USD/1M tokensOpenRouter API17 Aug 2026verified
- arena elo text1480 EloLMArena leaderboard (CC-BY-4.0)17 Aug 2026verified
- arena rank text12 rankLMArena leaderboard (CC-BY-4.0)17 Aug 2026verified
- arena votes text94989 votesLMArena leaderboard (CC-BY-4.0)17 Aug 2026verified
- context length1048576 tokensOpenRouter API17 Aug 2026verified