Gemini 3.1 Pro - Model Card
Hacker News
February 19, 2026
AI-Generated Deep Dive Summary
Gemini 3.1 Pro represents the latest evolution in Google's Gemini 3 series of multimodal reasoning models, designed to handle complex tasks across diverse data types including text, audio, images, video, and code repositories. As Google’s most advanced model to date, it builds upon the foundation of Gemini 3 Pro, offering enhanced capabilities in reasoning, multimodality, and performance. The model's architecture allows it to process up to 1 million tokens for inputs and generate outputs up to 64K tokens, making it highly versatile for various applications.
The evaluation results highlight significant improvements over its predecessor, Gemini 3 Pro, across benchmarks like reasoning, agentic tool use, and multi-lingual performance. In key tests such as the Thinking (High) benchmark, Gemini 3.1 Pro achieved impressive scores, outperforming competitors like GPT-5.2 and Codex in several categories. Its success in specialized areas, including scientific knowledge (GPQA Diamond), agentic coding (SWE-Bench), and professional tasks (APEX-Agents), underscores its versatility and advanced capabilities.
Gemini 3.1 Pro’s improvements are particularly notable in scenarios requiring long-context understanding and complex problem-solving, positioning it as a strong contender in the AI model landscape. Its ability to integrate multimodal inputs seamlessly makes it suitable for real-world applications across industries, from scientific research to professional task automation. These advancements not only demonstrate Google's commitment to advancing AI capabilities but also set a new benchmark for what is possible with next-generation models.
For tech enthusiasts and professionals, Gemini 3.1 Pro represents a significant leap forward in AI technology, offering unparalleled performance in reasoning, multimodality, and scalability. Its enhanced capabilities make it a valuable tool for developers and organizations seeking to leverage cutting-edge AI solutions for complex challenges. As the model continues to evolve, its impact on various industries is expected to grow, solidifying its place as one of the most advanced AI models available today.
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Originally published on Hacker News on 2/19/2026