Google has released its Gemini 3 Deep Think model to users on the AI Ultra tier, offering major gains in reasoning, logic and problem-solving. The model has drawn attention for high benchmark scores on Humanity’s Last Exam and ARC-AGI-2. Google says Deep Think uses “parallel reasoning” to explore multiple solution paths at once. It is currently limited to Ultra …Google has released its Gemini 3 Deep Think model to users on the AI Ultra tier, offering major gains in reasoning, logic and problem-solving. The model has drawn attention for high benchmark scores on Humanity’s Last Exam and ARC-AGI-2. Google says Deep Think uses “parallel reasoning” to explore multiple solution paths at once. It is currently limited to Ultra …