Gemini 3.1 Pro: What Changed and Why It Matters

Google announced Gemini 3.1 Pro on February 19, 2026 as an upgraded baseline model focused on more complex reasoning and problem-solving workflows.

Where It Is Available

• Developers: Gemini API in AI Studio, Gemini CLI, Antigravity, and Android Studio (preview)
• Enterprise: Vertex AI and Gemini Enterprise
• Consumers: Gemini app and NotebookLM (rollout by plan tier)

What Improved

Google positions 3.1 Pro as a smarter core model for tasks that require synthesis, reasoning over multiple constraints, and clearer outputs for difficult topics.

The release highlights progress on ARC-AGI-2 with a reported verified score of 77.1%, described by Google as more than double Gemini 3 Pro on that benchmark.

Practical Use Cases Mentioned

• Turning prompts into website-ready animated SVG output
• Synthesizing telemetry into interactive dashboards
• Building interactive 3D and creative coding experiences
• Translating narrative themes into functional web interfaces

3.1 Pro is designed for tasks where a simple answer is not enough.

Source: Google Gemini Team