Grok 4
Last Updated on: Sep 12, 2025
Grok 4
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What is Grok 4?
Grok 4 is the latest and most intelligent AI model developed by xAI, designed for expert-level reasoning and real-time knowledge integration. It combines large-scale reinforcement learning with native tool use, including code interpretation, web browsing, and advanced search capabilities, to provide highly accurate and up-to-date responses. Grok 4 excels across diverse domains such as math, coding, science, and complex reasoning, supporting multimodal inputs like text and vision. With its massive 256,000-token context window and advanced toolset, Grok 4 is built to push the boundaries of AI intelligence and practical utility for both developers and enterprises.
Who can use Grok 4 & how?
Who Can Use It?
  • AI Researchers & Developers: Leverage Grok 4’s API for building advanced AI-powered solutions.
  • Data Scientists & Mathematicians: Solve complex math and scientific problems with superior reasoning.
  • Software Engineers: Use Grok 4’s native code interpreter and real-time web search to enhance coding workflows.
  • Enterprises: Deploy highly secure, scalable AI solutions with compliance to major privacy standards.
  • General Users & Creators: Engage with Grok via voice or vision-enabled modes for natural, multimodal AI interactions.

How to Use Grok 4?
  • Subscribe or Access API: Available to SuperGrok and Premium+ subscribers and through the xAI API.
  • Choose Model Version: Select Grok 4 Heavy for the most powerful and reliable performance.
  • Utilize Native Tools: Take advantage of integrated code interpreters, web search, and semantic media analysis.
  • Experience Multimodal Chat: Use voice mode with live video to interact with Grok’s visual understanding.
What's so unique or special about Grok 4?
  • Reinforcement Learning at Scale: Trained on 200,000 GPUs with unprecedented compute for deep reasoning.
  • Native Tool Use: Seamlessly incorporates code execution, web browsing, and advanced search during interaction.
  • Massive Context Window: Supports extremely long inputs (up to 256,000 tokens) for complex tasks.
  • Multimodal Vision & Voice: Understands images and video live during conversations with enhanced voice realism.
  • Enterprise-Grade Security: Certified for SOC 2 Type 2, GDPR, and CCPA compliance ensuring data protection.
Things We Like
  • Outstanding performance in academic and competitive benchmarks.
  • Ability to autonomously source and verify real-time information.
  • Natural, intuitive multimodal interactions combining vision and voice.
  • Highly scalable with secure deployment options for enterprises.
Things We Don't Like
  • Access is limited to premium tiers and API users.
  • Heavy computational requirements may increase costs.
  • New multimodal features may require user adjustment.
  • Still developing broader ecosystem integrations beyond xAI platforms.
Photos & Videos
Screenshot 1
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Pricing
Freemium

Basic

$ 0.00

Limited access to Grok 3
Limited context memory
Aurora image model
Voice access
Projects
Tasks

SuperGrok

$ 30.00

Increased access to Grok 4
Replaces Think and DeepSearch
Increased access to Grok 3
Extended memory 128,000 tokens
Priority voice access
Imagine image model
Companions Ani and Valentine
Everything in Basic

SuperGrok Heavy

$ 300.00

Exclusive preview of Grok 4 Heavy
Extended access to Grok 4
Unlimited access to Grok 3
Longest memory 256,000 tokens
Early access to new features
Everything in SuperGrok
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Popular Mention

FAQs

Grok 4 is xAI’s most advanced AI model, combining deep reinforcement learning with native tools for enhanced reasoning and real-time search.
It uses integrated web browsing and search tools to find and verify up-to-date knowledge during conversation.
Yes, it supports multimodal inputs and can analyze live video during voice chats.
It is available to SuperGrok and Premium+ subscribers, developers via API, and enterprises through hyperscaler partnerships.
Grok 4 Heavy is the most powerful version of Grok 4 with enhanced performance using parallel test-time compute.

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