Last updated 08-31-2026
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Gemini 3
Gemini 3 is Google's frontier large language model, released in November 2025 as the flagship of the Gemini family. It combines reasoning, multimodal understanding, and agentic coding in one model so you can learn from mixed media, build interactive apps, and plan multi-step tasks with less back-and-forth prompting.
Where most frontier models compete on raw benchmark scores alone, Gemini 3 ships across Google's consumer and developer stack on day one: Search AI Mode, the Gemini app, AI Studio, Vertex AI, Gemini CLI, and the Antigravity agentic IDE. That breadth is the trade-off profile. You get one model wired into Gmail, Calendar, and generative search UI, not a standalone API you integrate yourself.
Developers, researchers, and students use Gemini 3 for vibe coding, document analysis, long video lectures, and multi-step planning. Google AI Ultra subscribers in the U.S. can run Gemini Agent for inbox and calendar workflows, while enterprises deploy the same model through Vertex AI and Gemini Enterprise.
Google DeepMind led development with extensive safety testing, including third-party evaluations and a published model card. Related posts on the same blog now cover follow-on models like Gemini 3.7 Flash and Gemini 3.5 Transcribe, while Deep Think remains on a staged rollout to Google AI Ultra subscribers.
1501 Elo on LMArena with a 1 million-token context window across text, images, video, audio, and code
Deep Think mode scores 41.0% on Humanity's Last Exam, rolling out to Google AI Ultra subscribers after safety review
Generative UI in AI Mode in Search builds visual layouts and interactive simulations from a single query
1487 Elo on WebDev Arena and 76.2% on SWE-bench Verified for agentic coding
Gemini Agent handles multi-step tasks across Gmail, Calendar, and the web for Google AI Ultra users in the U.S.
Available in Google AI Studio, Vertex AI, Gemini CLI, Antigravity, and third-party platforms like Cursor and GitHub
54.2% on Terminal-Bench 2.0 for terminal-based tool use and computer operation
Leads major public benchmarks for reasoning, multimodal understanding, and coding agents.
Available across consumer apps, Search, and developer platforms on launch day.
1 million-token context window supports long documents, lectures, and video analysis.
Generative interfaces create custom layouts and interactive tools from natural language prompts.
Extensive safety evaluations and published model card with third-party testing.
Deep Think mode is not yet widely available and requires Google AI Ultra after safety review.
Gemini Agent is limited to Google AI Ultra subscribers in the U.S. at launch.
Some advanced Search and AI Mode features are initially limited to U.S. Google AI Pro and Ultra users.
Is Gemini 3 free to use?
Gemini 3 Pro is available in the Gemini app when you select Thinking from the model menu, subject to rate limits. Google AI Studio offers a preview tier with limited free access. Google AI Plus, Pro, and Ultra subscribers get higher usage limits.
What is Gemini 3 Deep Think mode?
Gemini 3 Deep Think is an enhanced reasoning mode that scores 41.0% on Humanity's Last Exam and 93.8% on GPQA Diamond. Google is completing extra safety evaluations before making it available to Google AI Ultra subscribers.
Where can developers access Gemini 3?
Developers can use Gemini 3 Pro through the Gemini API in Google AI Studio, Vertex AI, Gemini CLI, and Google Antigravity. It is also available on third-party platforms including Cursor, GitHub, JetBrains, Manus, and Replit.
How does Gemini 3 work in Google Search?
Gemini 3 powers AI Mode in Google Search with advanced reasoning and generative UI that creates visual layouts, interactive tools, and simulations based on your query. Google AI Pro and Ultra subscribers in the U.S. can select Thinking to use Gemini 3 Pro in AI Mode.
What inputs does Gemini 3 support?
Gemini 3 handles text, images, video, audio, and code in a single model. It supports document understanding, spatial reasoning, high-frame-rate video analysis, and configurable multimodal vision processing through the Gemini API.
What is Gemini Agent in the Gemini app?
Gemini Agent is an experimental feature that completes multi-step tasks inside the Gemini app by connecting to Google apps like Gmail and Calendar. It uses Deep Research, Canvas, Workspace apps, and live web browsing, and asks for confirmation before purchases or sending messages. It is available to Google AI Ultra subscribers in the U.S.