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xAI AI Models

Elon Musk's AI company building Grok. Trained on real-time data with a focus on truthfulness and wit.

Founded2023Austin, TX2 ModelsWebsite →
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Grok 4.20

xAI

Grok 4.20 is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities.

Context2.0M
Speed222 tok/s
InputText, Image, File
OutputText
ReasoningYes
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Grok 4.20 Multi-Agent

xAI

Grok 4.20 Multi-Agent is a variant of xAI’s Grok 4.20 designed for collaborative, agent-based workflows.

Context2.0M
SpeedN/A
InputText, Image, File
OutputText
ReasoningYes
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