Gemini 3 Pro is expected to extend Google’s Gemini family with enhanced reasoning depth, stronger coding performance, and broader multimodal capabilities. Building on prior Gemini Pro models, it would likely support long-context processing, advanced tool use, and optimized inference for enterprise and developer workflows. As a proprietary Google DeepMind model, detailed architectural parameters, parameter count, and benchmark scores have not been publicly disclosed. Any evaluation should be treated as preliminary until official documentation or benchmarks are released.
As of the observation date, no official benchmarks or comparative evaluations have been published for a model explicitly named Gemini 3 Pro. Comparisons are therefore not available. Historically, Gemini Pro models have been positioned competitively against leading proprietary LLMs in reasoning, multimodal understanding, and coding tasks, but this cannot be confirmed for Gemini 3 Pro without official data.
| Benchmark | Gemini 3 Pro | GPT-5.2 Thinking | GPT-5.2 Pro | Claude Opus 4.5 |
|---|---|---|---|---|
| GPQA Diamond | 91.9 | 92.4 | 93.2 | 88 |
| ARC-AGI-2 | 31.1 | 52.9 | 54.2 | 37.6 |
| AIME 2025 (no tools) | 95.0 | 100 | 100 | 94 |
| Humanity's Last Exam | 37.5 | 34.5 | 36.6 | 26 |
| SWE-bench Verified | 76.2 | 79.1 | 80.0 | 80.9 |
| MMMU-Pro | 81.0 | 72 | ||
| MMLU-Pro | 90.1 | 87.8 |

Gemini models are developed by Google DeepMind, a research organization formed from the merger of Google Brain and DeepMind. The team consists of leading researchers, engineers, and scientists specializing in large-scale machine learning, reinforcement learning, multimodal AI, and responsible AI development. Google DeepMind operates at global scale, combining academic research excellence with production-grade engineering to deliver state-of-the-art AI systems such as Gemini.
The Gemini community is supported through Google’s developer ecosystem, including Google AI Studio, Cloud Vertex AI, research publications, and developer documentation. While Gemini models are proprietary, developers actively engage through APIs, blogs, sample projects, and technical forums, contributing feedback and use cases across enterprise and research domains.