Gemini 2.5 Pro Preview delivers real-world reasoning that’s built for business results. It offers instant clarity for routine queries, yet can seamlessly toggle into powerful “Deep Think” mode when multi-step strategy is needed, such as comparing supplier quotes or simulating budgets. The model leads benchmarks like GPQA (≈ 84 %) and AIME math (≈ 87 %) and excels at digesting long documents, think product spec libraries, meeting transcripts or customer feedback, to produce polished budgets, marketing plans or executive summaries. Adjustable reasoning depth lets you dial in the perfect mix of speed, depth and polish.