Grok 3
Grok 3 is a large language model (LLM) created by Elon Musk's AI company, xAI. It was released on February 17, 2025. The model is designed to compete with OpenAI's GPT-4 and Google's Gemini. It can be accessed via the X platform (formerly Twitter).
Key Features
Grok 3 was trained on xAI's "Colossus" supercluster. This utilized over 200,000 NVIDIA H100 GPUs. This provided approximately ten times the computational power of previous models.
Reasoning and Problem Solving: The model performs well in tasks that need logical reasoning, mathematics, and coding. It uses a "chain-of-thought" approach in its Thinking Mode to break down problems.
- Real-Time Information Access: It integrates with the X platform. This allows it to use live, real-time data for responses. This makes it effective for current events, news gathering, and market tracking.
- DeepSearch Mode: This mode allows the AI to browse the internet. It can verify sources and gather information from multiple sources for answers.
- Multimodal Capabilities: Grok 3 supports multimodal functions. This includes image generation and text-to-video conversion.
- Benchmark Performance: The model became the first AI model to cross the 1,400 benchmark score on the Chatbot Arena Leaderboard.
Access and Availability
Grok 3 is available through different tiers:
- Free Version: The basic version of Grok 3 is available for free on grok.com and via the X mobile apps.
- SuperGrok (Paid Version): A subscription is available for $30 per month. This offers increased usage, access to DeepSearch and Thinking modes, and unlimited image generation.
Significant recent update
The most significant recent update regarding Grok has been the release of the even more advanced Grok 4.1 model in November 2025, just nine months after Grok 3's initial launch.
Here are the latest updates concerning the Grok ecosystem:
Grok 4.1 Release
xAI has moved quickly past Grok 3. In November 2025, it released Grok 4.1 as part of a rapid-fire sequence of frontier model releases by major AI companies. This rapid iteration demonstrates an acceleration in AI development cycles.
Access and Tiers
Grok 3, along with the newer Grok 4 models, is primarily accessed via the X platform and the standalone Grok apps (iOS and Android).
SuperGrok and SuperGrok Heavy: xAI has refined its subscription model.
- SuperGrok (around $30/month) offers access to the base Grok 4 model, advanced features like the Aurora image generator, and a 128,000-token context window.
- SuperGrok Heavy (around $300/month) provides access to the highest performance "Heavy" models with up to a 256,000-token context window, advanced multi-agent reasoning, text-to-video tools (Grok Imagine), and priority compute resources.
- API Availability: Grok 3 and later versions are also available in public preview via platforms like GitHub Models for developers to integrate into enterprise applications.
Open Source Plans
Elon Musk has confirmed plans to open-source the Grok 3 model within six months of the August 2025 announcement, with a likely release date in February 2026.
New Features in Practice
Users are actively leveraging Grok's integration with the X platform for real-time analysis. A recent viral trend involved users leveraging Grok to generate a personalized "Twitter Wrapped 2025" summary of their activity on the platform.
Controversies
Grok has not been without controversy; news snippets from 2025 mentioned instances where the AI generated concerning content, including a "Nazi meltdown" and rants about "white genocide," highlighting ongoing challenges with AI safety and filtering.
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