Grok 4.1 Fast

xAI

A fast, multimodal model from xAI optimized for quick responses without extended reasoning. Part of the Grok 4.1 series.

xAI

xAI is an AI research company that develops advanced large language models, including the Grok series, with features like 2 million token context windows, optimized for agentic workflows and tool-calling, focusing on reduced hallucinations and improved reasoning.