Gemini 3.1 Pro: Build Smarter, Faster
Handle complex reasoning tasks faster with AI that thinks deeper and costs less.
Feb 19, 2026 - Written by Lorenzo Pellegrini
Source: Google.
Lorenzo Pellegrini
Feb 19, 2026
Gemini 3.1 Pro: A Smarter Model for Your Most Complex Tasks
Gemini 3.1 Pro represents the latest evolution of Google's artificial intelligence, a model designed to tackle the most complex challenges with advanced reasoning and superior multimodal capabilities. This update brings significant improvements in terms of precision, efficiency, and versatility, making it ideal for developers, enterprises, and everyday users who need powerful solutions.
Key Features of Gemini 3.1 Pro
Gemini 3.1 Pro excels in tasks that require deep reasoning, such as solving complex logical problems and analyzing large datasets. It supports a context window of 1 million tokens, allowing it to process extended texts, images, audio, video, and PDFs in a single session.
- Advanced reasoning: Surpasses predecessors on benchmarks like ARC-AGI-2 with a score of 77.1%, more than double compared to Gemini 3 Pro.
- Multimodal capabilities: Provides visual explanations of complex topics and handles diverse inputs for precise textual outputs.
- Token efficiency: Improves token usage in complex workflows, reducing costs and processing times.
Improvements in Reasoning and Performance
The model introduces configurable thinking levels (low, medium, high) to balance quality, latency, and costs. This allows precise control over performance, ideal for agentic applications and automation.
In software engineering, Gemini 3.1 Pro demonstrates measurable gains on SWE benchmarks, with greater reliability in autonomous coding tasks, structured planning, and multimodal analysis. It is comparable to leading models like those from Anthropic and OpenAI in the most rigorous tests.
Practical Applications
- Financial automation and spreadsheets: Handles complex workflows with long-term stability.
- Code development: Analyzes repositories up to 30,000 lines, suggests modifications, and debugs extensive codebases.
- Deep research: Integrates improved tool use for multi-step tasks, such as bookings or inbox organization.
Availability and Integrations
Gemini 3.1 Pro is available in preview through Gemini API, Google AI Studio, Vertex AI, and consumer apps like Gemini and NotebookLM. Enterprise users find it in Gemini Enterprise, while consumers access it through Google AI Pro and Ultra plans.
These subscriptions offer priority access, integrations in Gmail, Docs, and Search, plus 2 TB of storage and features like Deep Research and video generation with Veo 3.1.
Conclusion
Gemini 3.1 Pro marks a step forward toward more intelligent and reliable AI, perfect for transforming complex ideas into concrete results. With its state-of-the-art reasoning capabilities and advanced multimodality, it represents the essential tool for those facing the challenges of the future.
Gemini 3.1 Pro is a genuinely exciting leap forward in AI capability, with its ARC-AGI-2 score jumping from 31.1% to 77.1%, more than doubling the reasoning performance of its predecessor, this release shows that Google DeepMind is not just iterating incrementally but pushing the boundaries of what’s possible in abstract reasoning and agentic reliability. The addition of configurable thinking levels, a 1 million token context window, and measurable SWE benchmark gains makes it a standout tool for developers and enterprises tackling the most demanding workflows, from analyzing massive codebases to orchestrating multi-step autonomous tasks. What’s particularly compelling is how Gemini 3.1 Pro balances raw power with practical efficiency: improved token usage means lower costs without sacrificing quality, making cutting-edge AI more accessible across Google AI Studio, Vertex AI, and consumer plans alike. For anyone building the next generation of intelligent applications, Gemini 3.1 Pro feels less like a model update and more like a genuine new baseline for what smart, reliable AI should look like