Gemini 3.1 Pro: Benchmarks, Pricing and What Developers Should Know
Google released Gemini 3.1 Pro on 19 February 2026 with a 77.1% ARC-AGI-2 score, a 1M-token input window and 64K output. A sourced rundown of the numbers, the pricing, how to call it, and how to judge whether it fits your workload.