Upgraded Gemini 3.1 Pro Released

AI

📝 Key Points of This Article

• Google has announced and begun rolling out “Gemini 3.1 Pro,” an upgraded version of “Gemini.”
• As the name suggests, it is an upgraded version based on “Gemini 3 Pro,” with reasoning performance more than doubling compared to its predecessor.
• The update is being rolled out for “Google AI Pro” and “Google AI Ultra” membership tiers.

On Thursday, February 19, 2026, Google announced and began the rollout of “Gemini 3.1 Pro,” an upgraded version of its AI service, “Gemini.”

As the name implies, “Gemini 3.1 Pro” is an upgrade based on “Gemini 3 Pro.” Designed to handle the most complex tasks, its reasoning performance has evolved to be more than twice as powerful as “Gemini 3 Pro.”

“Gemini 3.1 Pro” will be rolled out starting from the day of the announcement to the Gemini app, NotebookLM, and for developers. However, this rollout is specifically for members of the “Google One” AI plans, namely the “Google AI Pro” and “Google AI Ultra” memberships. It will not be available to free users.

Source：Google