Gemini 3.1 Pro: A smarter model for your most complex tasks
Google just shipped Gemini 3.1 Pro. Here's what changed.

Why it matters
Google escalates the capability race with a new reasoning-focused variant, but sparse technical details limit concrete competitive positioning.
The key facts
9 to knowGemini 3.1 Pro released Feb 19, 2026
Positioned for complex, multi-step tasks
No benchmark scores, context window, or training details disclosed
UNVERIFIED: Claims lack supporting metrics or third-party validation
Positioned for complex multi-step reasoning
No benchmark scores provided in announcement
No context window size disclosed
No performance comparisons vs. OpenAI/Anthropic models
UNVERIFIED - lacks technical specifications typical of model release announcements
Go to the source
Google DeepMind Blogdeepmind.google
Publisher excerpt: 3.1 Pro is designed for tasks where a simple answer isn’t enough.