Grok 4 is the latest reasoning model from xAI with advanced reasoning and tool-use capabilities, enabling it to achieve new state-of-the-art performance across challenging academic and industry benchmarks.
Grok 4 Fast is an efficiency-focused large language model developed by xAI, pre-trained on general-purpose data and post-trained on task demonstrations and tool use, with built-in safety features including refusal behaviors, a fixed system prompt enforcing
Grok 4 Fast is an efficiency-focused large language model developed by xAI, pre-trained on general-purpose data and post-trained on task demonstrations and tool use, with built-in safety features including refusal behaviors, a fixed system prompt enforcing
Grok 3 is xAI's debut model, pretrained by Colossus at supermassive scale to excel in specialized domains like finance, healthcare, and the law.
Grok 3 Mini is a lightweight model that thinks before responding. Trained on mathematic and scientific problems, it is great for logic-based tasks.
Grok Code Fast 1 is a fast, economical AI model for agentic coding, built from scratch with a new architecture, trained on programming-rich data, and fine-tuned for real-world coding tasks like bug fixes and project setup.