xAI builds large models and reasoning systems aimed at broad knowledge work, research, and interactive assistants.
12 provider cards are available in this group.
Released September 21, 2026 with a 500K context window at $2/$6 per 1M tokens.
Grok 4 Fast is an text generation model from Xai, designed for general AI application workflows.
Grok Code Fast 1 is an text generation model from Xai, designed for general AI application workflows.
Released August 14, 2026.
Grok 4 is an text generation model from Xai, designed for general AI application workflows.
Grok 4 Heavy is an text generation model from Xai, designed for general AI application workflows.
Grok 3 Mini is an text generation model from Xai, designed for general AI application workflows.
Grok 3 is an text generation model from Xai, designed for general AI application workflows.
Grok 2 is an text generation model from Xai, designed for general AI application workflows.
Grok 2 Mini is an text generation model from Xai, designed for general AI application workflows.
Grok 1.5V is an text generation model from Xai, designed for general AI application workflows.
Grok 1.5 is an text generation model from Xai, designed for general AI application workflows.