Gemini 3.1 Pro

3 min read Original article ↗

Gemini 3.1 Pro

Best for complex tasks and bringing creative concepts to life

A smarter model to help you learn, plan, and build like never before.

Learn anything

Understand complex topics in a way that makes sense for you – with clear, concise, and helpful responses

Build anything

Bring your ideas to life – from sketches and prompts to interactive tools and experiences

Plan anything

Delegate tasks and multi-step projects to get things done faster than ever before


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Reasoning with unprecedented depth and nuance

Smart, concise, direct responses – with genuine insight over cliche and flattery.

Advanced multimodal understanding

Text, images, video, audio – even code. Gemini 3.1 Pro is state-of-the-art on reasoning with unprecedented depth and nuance.

Our best model for vibe coding and agentic coding

Gemini 3.1 brings exceptional instruction following – with meaningful improved tool use and agentic coding.

Improved agentic capabilities

Better tool use. Simultaneous, multi-step tasks. Gemini 3.1’s agentic capabilities can build more helpful and intelligent personal AI assistants.


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Transform real-time data into a stunning, interactive visualization

Gemini 3.1 Pro uses advanced reasoning to configure live telemetry streams to build dynamic applications like this aerospace dashboard.

Prototype sensory-rich interfaces with complex, interactive 3D simulations

Gemini 3.1 Pro codes an immersive starling murmuration, complete with hand-tracking manipulation and dynamic generative audio.

Generate complex, believable environments

From terrain generation to traffic flow, Gemini 3.1 Pro uses advanced reasoning to code and assemble the many layers of a simulated city.

Build lightweight, scalable animations directly into your codebase

Gemini 3.1 Pro understands design intent, converting static SVGs into animated, code-based graphics for faster, cleaner web development.

Translate complex literary themes into functional code and sleek, contemporary interfaces

Gemini 3.1 Pro reasons through the atmospheric tone of a novel to build a modern, personalized portfolio.


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Build with our new agentic development platform

Google AI Studio

Leap from prompt to production

Gemini API

Get started building with cutting-edge AI models

BenchmarkNotesGemini 3.1 Pro Thinking (High)Gemini 3 Pro Thinking (High)Sonnet 4.6 Thinking (Max)Opus 4.6 Thinking (Max)GPT-5.2 Thinking (xhigh)GPT-5.3-Codex Thinking (xhigh)
Humanity's Last Exam Academic reasoning (full set, text + MM) No tools44.4%37.5%33.2%40.0%34.5%
Search (blocklist) + Code 51.4%45.8%49.0%53.1%45.5%
ARC-AGI-2 Abstract reasoning puzzlesARC Prize Verified77.1%31.1%58.3%68.8%52.9%
GPQA Diamond Scientific knowledgeNo tools94.3%91.9%89.9%91.3%92.4%
Terminal-Bench 2.0 Agentic terminal codingTerminus-2 harness68.5%56.9%59.1%65.4%54.0%64.7%
Other best self-reported harness62.2% (Codex)77.3% (Codex)
SWE-Bench Verified Agentic codingSingle attempt80.6%76.2%79.6%80.8%80.0%
SWE-Bench Pro (Public) Diverse agentic coding tasks Single attempt54.2%43.3%55.6%56.8%
LiveCodeBench Pro Competitive coding problems from Codeforces, ICPC, and IOI Elo288724392393
SciCode Scientific research coding59%56%47%52%52%
APEX-Agents Long horizon professional tasks 33.5%18.4%29.8%23.0%
GDPval-AA Elo Expert tasks13171195163316061462
τ2-bench Agentic and tool useRetail90.8%85.3%91.7%91.9%82.0%
Telecom99.3%98.0%97.9%99.3%98.7%
MCP Atlas Multi-step workflows using MCP 69.2%54.1%61.3%59.5%60.6%
BrowseComp Agentic searchSearch + Python + Browse85.9%59.2%74.7%84.0%65.8%
MMMU-Pro Multimodal understanding and reasoning No tools80.5%81.0%74.5%73.9%79.5%
MMMLU Multilingual Q&A92.6%91.8%89.3%91.1%89.6%
MRCR v2 (8-needle) Long context performance128k (average)84.9%77.0%84.9%84.0%83.8%
1M (pointwise)26.3%26.3%Not supportedNot supportedNot supported
Name
3.1 Pro
Status
Preview
Input
  • Text
  • Image
  • Video
  • Audio
  • PDF
Output
  • Text
Input tokens
1M
Output tokens
64k
Knowledge cutoff
January 2025
Tool use
  • Function calling
  • Structured output
  • Search as a tool
  • Code execution
Best for
  • Agentic
  • Advanced coding
  • Long context understanding
  • Multimodal understanding
  • Algorithmic development
Availability
  • Gemini App
  • Google Cloud / Vertex AI
  • Google AI Studio
  • Gemini API
  • Google AI Mode
  • Google Antigravity
Documentation
View developer docs
Model card
View model card