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Gemini

3.1 Pro (Preview)

Access Google's AI models directly on your phone for assistance in writing, planning, learning, and more.

Pricing:Free + from $19.99/mo
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Overview

Gemini 3.1 Pro is Google's latest update to the Gemini 3 series, building directly on the foundation of Gemini 3 Pro with a significant step forward in core reasoning capabilities. Released on February 19, 2026, this preview version targets developers, enterprises, and consumers who need AI that can handle complex, multi-step problems — not just simple queries.

The headline benchmark result is a 77.1% score on ARC-AGI-2, more than doubling Gemini 3 Pro's performance on the same test. Beyond benchmarks, 3.1 Pro is designed for practical applications: generating animated code, synthesizing data from complex APIs, and building interactive experiences from natural language prompts. It is currently rolling out in preview across the Gemini app, NotebookLM, Vertex AI, and developer tools.

What's New

Significantly Improved Reasoning

Gemini 3.1 Pro achieves a verified score of 77.1% on ARC-AGI-2, a benchmark that evaluates a model's ability to solve entirely new logic patterns it has never encountered before. This represents more than double the reasoning performance of Gemini 3 Pro on the same evaluation. For users, this translates to more reliable performance on tasks that require multi-step inference, complex data synthesis, and novel problem-solving rather than pattern recall.

Code-Based Animation and SVG Generation

3.1 Pro can generate website-ready, animated SVGs directly from text prompts. Because outputs are built in pure code rather than pixels, they remain crisp at any scale and maintain small file sizes compared to traditional video assets. This makes 3.1 Pro particularly useful for developers and designers who need scalable, lightweight visual assets without manual design work.

Complex System Synthesis

The model demonstrates improved ability to bridge complex APIs and user-friendly interfaces. In Google's demonstration, 3.1 Pro built a live aerospace dashboard by successfully configuring a public telemetry stream to visualize the International Space Station's orbit — entirely from a natural language prompt. This capability is relevant for engineers and data teams who need to turn raw API data into interactive dashboards without extensive manual coding.

Interactive Design and Creative Coding

3.1 Pro can build multi-sensory interactive experiences from descriptions. In one example, the model coded a complex 3D starling murmuration with hand-tracking controls and a generative audio score that adapts to the flock's movement. In another, it translated the atmospheric tone of Wuthering Heights into a complete, styled personal portfolio website — reasoning through literary themes to produce a functional design rather than summarizing the source material.

Availability & Access

Gemini 3.1 Pro is currently in preview and rolling out in phases:

  • Consumers: Available in the Gemini app with higher usage limits for Google AI Pro and Ultra plan subscribers. Also available on NotebookLM for Pro and Ultra users.
  • Enterprises: Available in preview on Vertex AI and Gemini Enterprise for enterprise testing and evaluation.
  • Developers: Available in preview via the Gemini API through Google AI Studio, Gemini CLI, Google Antigravity (agentic development platform), and Android Studio.

Google says it will validate 3.1 Pro in preview before making it generally available, with further work planned on agentic workflows. No GA date has been confirmed.

Pricing & Plans

Gemini 3.1 Pro pricing operates across three separate tracks: subscription plans (Google AI app), API token billing (developers), and custom contracts (enterprise). The table below covers subscription tiers only.

Plan Price Access to 3.1 Pro
Google AI Free Free Limited access (availability may vary by region/account)
Google AI Pro $19.99/month ✅ Included (higher limits)
Google AI Ultra $249.99/month ✅ Included (highest limits)
Gemini API (Developer) Pay-per-token ✅ Preview access
Vertex AI / Enterprise Custom ✅ Enterprise access

Pricing tiers apply differently across access points: the $19.99/month figure refers to the Google AI Pro subscription; the Gemini API is billed separately per token (see Gemini API pricing); Vertex AI and Enterprise pricing is custom contract. Free-tier users may have limited access to 3.1 Pro in the Gemini app — Pro and Ultra plans provide higher and more stable limits.

Pros & Cons

Pros

  • 77.1% ARC-AGI-2 score — more than double the previous Gemini 3 Pro performance
  • Generates functional, animated SVG code directly from text — no design tools required
  • Available across multiple access points: consumer app, enterprise, and developer API simultaneously
  • Demonstrated ability to synthesize live data from external APIs into working dashboards
  • Strong creative-to-code translation for interactive UI and experience prototyping

Cons

  • Currently in preview only — not yet generally available for production workloads
  • Advanced features (higher limits) require a paid Google AI Pro or Ultra subscription
  • Gemini 3.1 Pro on NotebookLM is limited to Pro and Ultra plan users
  • No publicly available pricing for Vertex AI enterprise tier

Best For

  • Researchers and engineers who need a model that can tackle novel logic problems and synthesize data from complex or undocumented APIs
  • Frontend developers and designers looking to generate scalable animated SVG assets and interactive UI components from natural language descriptions
  • Data teams who want to convert raw API data or telemetry streams into live dashboards without extensive manual coding
  • Enterprise teams already on Google Cloud who want to test the latest Gemini reasoning capabilities through Vertex AI before general availability
  • Developers building agentic workflows who want to validate 3.1 Pro's capabilities in preview via Google AI Studio or Gemini CLI

FAQ

How does Gemini 3.1 Pro compare to Gemini 3 Pro?

Gemini 3.1 Pro achieves 77.1% on ARC-AGI-2, which is more than double the score of Gemini 3 Pro on the same benchmark. Both models share the Gemini 3 architecture, but 3.1 Pro represents an upgraded core intelligence with improved reasoning depth and code generation quality.

Is Gemini 3.1 Pro available to free users?

Free users may have limited access to 3.1 Pro in the Gemini app, though availability varies by region and account. Google AI Pro ($19.99/month) and Ultra ($249.99/month) plans provide higher and more stable limits. Developers can access 3.1 Pro in preview via the Gemini API with pay-per-token pricing.

Is 3.1 Pro production-ready?

Not yet. Google is releasing 3.1 Pro in preview to validate the update and continue work on agentic workflow improvements before general availability. It is available in Vertex AI and Gemini Enterprise for enterprise testing, but Google has not confirmed a GA date.

What platforms support Gemini 3.1 Pro?

Gemini 3.1 Pro is available on the Gemini app, NotebookLM, Vertex AI, Gemini Enterprise, Google AI Studio, Gemini CLI, Google Antigravity, and Android Studio. Consumer access requires a Pro or Ultra plan; developer access is via the Gemini API in preview.

What is ARC-AGI-2 and why does the score matter?

ARC-AGI-2 is a benchmark designed to measure a model's ability to solve entirely new logic patterns — tasks it has never been trained on. Unlike benchmarks based on knowledge recall, ARC-AGI-2 tests genuine reasoning ability. A 77.1% score indicates that 3.1 Pro can handle novel, multi-step logical problems significantly better than its predecessor, making it more useful for complex, real-world tasks beyond standard Q&A.

Version History

3.1 Pro (Preview)

Current Version

Released on February 19, 2026

+What's new
3 updates
  • Achieve 77.1% on ARC-AGI-2 benchmark — more than double the reasoning performance of Gemini 3 Pro — enabling advanced complex problem-solving across research, engineering, and data synthesis tasks
  • Generate website-ready animated SVGs, live dashboards, and interactive 3D experiences directly from text prompts using significantly upgraded code-based reasoning and creative synthesis capabilities
  • Access 3.1 Pro across Gemini app (Pro/Ultra), NotebookLM, Vertex AI, Gemini Enterprise, and developer preview via Google AI Studio, Gemini CLI, Antigravity, and Android Studio

3 Flash (Preview)

Released on December 17, 2025

View Update
+What's new
3 updates
  • Build high-volume production applications with frontier-level AI performance at lower cost per request, optimized for low-latency workloads requiring fast response times
  • Analyze complex layouts in screenshots and diagrams with upgraded visual and spatial reasoning capabilities, enabling extraction of detailed information from UI mockups and technical diagrams
  • Develop agentic coding assistants with enhanced multimodal function responses and code execution from images, supporting automated development workflows and code generation tasks

3 Pro (Preview)

Released on November 18, 2025

+What's new
3 updates
  • Tackle complex reasoning tasks with the first Gemini 3 series model combining state-of-the-art reasoning, multimodal understanding, and agentic capabilities in one unified model
  • Process long documents and conversations with 1M token context window, enabling comprehensive analysis across multiple PDFs and cross-repository code reviews
  • Control reasoning depth and output format with new behavior configurations including thinking levels and thought signatures, requiring migration validation for production systems

2.5 Pro

Released on June 17, 2025

+What's new
3 updates
  • Generate and review complex code with production-ready stable model featuring adaptive thinking that automatically adjusts reasoning depth based on task complexity
  • Handle comprehensive document analysis with long-context support (1M tokens input), supporting quarterly report synthesis and large codebase understanding
  • Migrate confidently from preview versions with clear upgrade path as experimental builds redirect to stable and lifecycle dates ensure predictable maintenance windows

2.5 Flash (Preview)

Released on April 17, 2025

+What's new
1 updates
  • Validate price-performance improvements and adaptive thinking capabilities in internal testing environments before committing to production integration

2.0 Flash Thinking (Preview)

Released on December 19, 2024

+What's new
1 updates
  • Debug hard reasoning tasks with Thinking Mode, a test-time compute model that shows its thought process while generating answers, making evaluation and prompt iteration easier for enterprise Q&A

2.0 Flash (Experimental)

Released on December 11, 2024

+What's new
3 updates
  • Build agentic assistants that understand instructions and take actions using tools with native tool use capabilities, enabling automated workflows and research assistant prototypes
  • Create richer user experiences with native image generation and speech output capabilities, reducing external service dependencies for voice assistants and visual content generation
  • Develop real-time interactive applications with Multimodal Live API supporting streaming audio and video input combined with multiple tools for meeting facilitation and live customer service scenarios

1.5 Flash

Released on May 14, 2024

+What's new
2 updates
  • Handle large-scale API workloads with the fastest Gemini model optimized for batch summarization, real-time chat, and lightweight content generation requiring rapid response times
  • Process long legal contracts, research materials, and email threads with 1M token context window enabling comprehensive document understanding without splitting

1.5 Pro

Released on February 15, 2024

+What's new
3 updates
  • Scale production deployments efficiently with Mixture-of-Experts architecture delivering similar quality at lower inference costs and faster iteration cycles for enterprise applications
  • Analyze entire long-form videos, multi-hour audio recordings, and 30,000+ line codebases in single context with breakthrough 1M token window reducing segmentation-induced information loss
  • Achieve reliable cross-modal understanding with 87% performance improvement over 1.0 Pro across benchmarks while maintaining high accuracy throughout long context processing

1.0

Released on December 6, 2023

+What's new
3 updates
  • Deploy AI across devices from mobile to data center with three optimized sizes supporting on-device summarization with Nano, general-purpose services with Pro, and complex tasks with Ultra
  • Process text, images, audio, video, and code in unified model built from ground up for multimodal understanding, eliminating external OCR and pipeline integration complexity
  • Achieve state-of-the-art results with Ultra reaching 90.0% on MMLU benchmark exceeding human expert performance and 59.4% on MMMU providing public baseline for research and enterprise selection

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