Grok-3
Grok-3 is xAI's flagship reasoning model, featuring deep logic deduction, a 128k context window, and real-time integration with X for live research and coding.
xaiGrokFebruary 17, 2025About Grok-3
Learn about Grok-3's capabilities, features, and how it can help you achieve better results.
Frontier Reasoning and Intelligence
Grok-3 is xAI's flagship frontier model, representing a significant leap in computational scale and logic. Trained on the Colossus supercomputer cluster with over 100,000 NVIDIA H100 GPUs, it handles complex mathematical and scientific challenges. The model features a specialized reasoning mode that uses additional computation to verify its own logic before providing a final response.
Real-Time Knowledge Integration
A primary differentiator is its native integration with the X platform. This allows Grok-3 to access breaking news, financial shifts, and global trends with lower latency than models reliant on standard web crawling. Paired with a 1 million token context window, it enables researchers to synthesize massive amounts of up-to-the-minute data.
Multimodal and Agentic Capabilities
Beyond text, Grok-3 is a powerful vision model capable of interpreting technical diagrams, blueprints, and visual data. It supports advanced function calling for use in autonomous agents. With a score of 83.9% on SWE-Bench Verified, it is one of the most capable models for resolving real-world software engineering issues.
Use Cases
Discover the different ways you can use Grok-3 to achieve great results.
Real-time Market Analysis
Uses live X data to analyze financial sentiment and breaking news for investors.
PhD-level Science Research
Solves graduate-level STEM problems and analyzes dense literature with reasoning modes.
Competitive Software Engineering
Generates production-grade code and resolves GitHub issues with high accuracy.
Complex Mathematical Proofs
Utilizes test-time compute to solve olympiad-level math requiring multi-step deduction.
Technical Document Interpretation
Analyzes blueprints and technical manuals through its multimodal vision system.
Autonomous Agent Logic
Serves as the cognitive core for agents requiring high-fidelity planning and tool use.
Strengths
Limitations
API Quick Start
xai/grok-3
import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.XAI_API_KEY,
baseURL: "https://api.x.ai/v1",
});
async function main() {
const completion = await client.chat.completions.create({
model: "grok-3",
messages: [{ role: "user", content: "Analyze the current market sentiment for Nvidia on X." }],
});
console.log(completion.choices[0].message.content);
}
main();Install the SDK and start making API calls in minutes.
Community Feedback
See what the community thinks about Grok-3
“Grok-3 [is] the best AI model for traders and investors due to its real-time sentiment analysis.”
“It managed to solve some hard HVM code completion prompts that Gemini and Sonnet failed. I feel a level of 'quality' that is higher than Sonnet-3.5.”
“The speed is so damn fast. Reasoning, real-time info, just seems like the fastest flagship model out there right now.”
“Grok has real-time data access and a willingness to go places other models will not, making it the 'edgy' choice for power users.”
“Grok-3 performance on GPQA is remarkable. It is definitely competing for the top spot in reasoning.”
“The 1M context window actually works. It handled my entire legacy codebase without losing context on the initial prompts.”
Related Videos
Watch tutorials, reviews, and discussions about Grok-3
“Introduction to Grok-3 and its training scale.”
“The model is built for intelligence and truth-seeking.”
“Grok 3 reasoning... seems to be beating both the open AI 01 and deep seek R1 model on scientific benchmarks.”
“Benchmark performance on MMLU shows it's a top-tier model.”
“Grok 3 will actually also attempt to solve unsolved problems... while other models will simply state that it's unsolved.”
“Elon Musk claims this is the most powerful AI to date.”
“Grok 3 has now claimed the top spot in this blind test, making it the reigning champion in the chatbot Arena.”
“The integration with X provides a distinct advantage in recency.”
“Multimodal capabilities are significantly improved over Grok-2.”
“The most powerful version of Grok and the latest version will be the web version at grok.com.”
“Exploring the technical architecture of the Colossus cluster.”
“Discussion on the massive 100k H100 GPU training run.”
“Big brain is a feature which is truly unique to Grok 3... it allows users to use multiple reasoning agents to solve complex problems.”
“The development of Grok 3 was accelerated by X's Colossus supercomputer which utilized 100,000 Nvidia H100 GPUs in Phase 1.”
“Final thoughts on why Grok-3 is a major step forward for open-weights-style transparency.”
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Pro Tips
Expert tips to help you get the most out of Grok-3 and achieve better results.
Leverage Deep Search
Use deep search for queries regarding news from the last hour for the most accurate results.
Enable High Reasoning
Specify the reasoning effort as high for math puzzles to trigger self-verification steps.
Utilize the Collections API
Upload sensitive documents to the Collections API to keep your data out of training loops.
Testimonials
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Frequently Asked Questions
Find answers to common questions about Grok-3