**Grok** is an AI chatbot developed by [[😊 Elon Musk|Elon Musk]]'s company, **[[xAI]]**, launched in November 2023. Designed to compete with AI models like ChatGPT and Google Gemini, Grok offers unique features and capabilities. --- ### Key Features - **Integration with [[🏦 X (formerly Twitter)|X (formerly Twitter)]]:** Grok accesses real-time data from X, providing up-to-date information on current events. - **Distinct Personality:** Marketed as having a "witty" and "rebellious" tone, Grok aims to deliver responses with a sense of humor. - **Multimodal Capabilities:** Grok can process and generate text, images, and PDFs. It includes features like **[[Aurora]]**, a text-to-image model, and can interpret visual inputs from smartphone cameras. - **Advanced Reasoning Modes:** With **"Think"** and **"Big Brain"** modes, Grok offers enhanced reasoning for complex problem-solving. - **[[DeepSearch]]:** This feature allows Grok to perform comprehensive web searches, providing detailed summaries and information. --- ### Technical Evolution - **Grok-1:** The initial version, open-sourced under Apache-2.0. - **Grok-1.5:** Introduced improved reasoning and a context length of 128,000 tokens. - **Grok-2:** Added image generation and understanding capabilities. - **Grok-3:** Released in February 2025, trained with ten times more computing power than its predecessor, featuring enhanced reasoning and performance.