Parameters
-
Context Length
1,000K
Modality
Multimodal
Architecture
Dense
License
Proprietary
Release Date
19 Feb 2026
Knowledge Cutoff
Jan 2025
Attention Structure
Multi-Head Attention
Hidden Dimension Size
-
Number of Layers
-
Attention Heads
-
Key-Value Heads
-
Activation Function
-
Normalization
-
Position Embedding
Absolute Position Embedding
Gemini 3.1 Pro represents a sophisticated advancement in Google DeepMind's flagship multimodal model series, engineered to handle intricate reasoning and long-horizon tasks. Building on the architectural foundation of the Gemini 3 Pro, this iteration introduces refined training methodologies that significantly enhance logic-based problem solving and algorithmic execution. The model is designed to operate as a central engine for complex agentic workflows, providing the stability required for multi-turn tool orchestration and high-precision code generation.
Technically, the model maintains a native multimodal architecture capable of processing interleaved sequences of text, images, audio, video, and PDF documents within a unified latent space. Innovations in this version include an expanded output capacity and the introduction of granular reasoning levels, which allow developers to optimize the trade-off between inference depth and latency. It specifically addresses challenges in software engineering and structured data analysis, featuring improved reliability when executing system commands and managing global dependencies across large-scale repositories.
In practical application, Gemini 3.1 Pro serves as a high-capacity reasoning bridge for enterprise-grade AI agents and autonomous systems. Its ability to maintain coherence across a million-token context window makes it particularly effective for repository-level code audits, legal document synthesis, and multi-hour audio-visual analysis. The model's refined output characteristics prioritize concise, information-dense responses, reducing token overhead while maintaining the high semantic fidelity required for scientific research and complex financial modeling.
Google's latest generation multimodal models with breakthrough performance across coding, mathematics, reasoning, and language understanding. Features ultra-large context windows, native multimodal processing, and thinking modes with minimal latency overhead. Available in Pro and Flash variants optimized for different workloads, with preview versions showing state-of-the-art results on multiple benchmarks.
Rank
#24
| Benchmark | Score | Rank |
|---|---|---|
Graduate-Level QA GPQA | 0.94 | 🥇 1 |
General Knowledge MMLU | 0.93 | 🥈 2 |
Chatbot Arena LMSYS Chatbot Arena (Elo) | 1500 | ⭐ 4 |
Software Engineering (Verified) SWE-bench Verified | 0.81 | ⭐ 5 |
Overall Rank
#24
Coding Rank
#35