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MK
founder

Manuel Kroiss

Co-Founder

Technical expert in conversational AI.

Companies

xAI
Co-Founder
Pre-seedAIGenerative AIMachine Learning

Developing AI to help humanity understand the universe.

Burlingame, United States x.aiFounded 2023Raised $23B
Corporate Round · Andreessen Horowitz, NVIDIA, Tribe Capital, BlackRock
$23B
Source: failory.com · Updated Oct 30, 2026