Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is a Pro-tier preview large language model in Google's Gemini series, made available to developers and enterprise users for testing and early access. The model features multimodal understanding, complex reasoning, and long-context processing capabilities, positioned for high-performance task scenarios at a stage between experimental exploration and general release, typically used to gather feedback and support ongoing model optimization.
Timeline (last 90 days)
Gemini 3.1 Pro Preview's pricing applies only to prompts within 200k tokens; beyond that, input rises to $4 and output to $18.
Artificial Analysis gave Argon an intelligence index score of 53, on par with GPT-6 Astra.
All models failed on EMI compound interest calculations; for case e04 (₹72,00,000 loan, 8.4% annual interest rate, 25-year term) the correct answer is ₹57,492, Claude Sonnet 4.6 answered ₹57,487, and Gemini 3.1 Pro Preview answered ₹57,482.
All Facts (3)
Gemini 3.1 Pro Preview's pricing applies only to prompts within 200k tokens; beyond that, input rises to $4 and output to $18.
50%UnverifiedArtificial Analysis gave Argon an intelligence index score of 53, on par with GPT-6 Astra.
50%UnverifiedAll models failed on EMI compound interest calculations; for case e04 (₹72,00,000 loan, 8.4% annual interest rate, 25-year term) the correct answer is ₹57,492, Claude Sonnet 4.6 answered ₹57,487, and Gemini 3.1 Pro Preview answered ₹57,482.
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