HUMAIN Invests $3B in xAI

Published by The Daily Scout

What happened

HUMAIN invested $3 billion in xAI's Series E funding round. The investment occurred just before xAI's acquisition by SpaceX, converting HUMAIN's holdings into a significant minority share in the merged entity.

Why it matters

- The acquisition of xAI by SpaceX on February 2, 2026, resulted in a combined entity valued at $1.25 trillion. The stated goal of the merger is to overcome the electricity and cooling capacity limits of Earth-based data centers by moving AI compute infrastructure into orbit. - SpaceX intends to use its Starship launch vehicle to build and deploy these orbital data centers, which would be powered by solar energy, enabling a massive scale of AI computation. - xAI's main product is the generative AI chatbot, Grok, which is integrated with the social media platform X for real-time data access. The company's product line also includes Grok Voice for real-time conversation, Grok Imagine for video and image generation, and an AI-powered encyclopedia named Grokipedia. - The investment is part of xAI's significant fundraising efforts, which included a $6 billion Series B round in May 2024 and a larger $20 billion Series E round completed in January 2026. - HUMAIN is a Saudi Arabian AI company owned by the Public Investment Fund (PIF) and was launched in May 2025. Its creation is a key part of Saudi Arabia's Vision 2030, a national strategy to diversify the economy away from oil and establish the kingdom as a global AI leader. - The merger creates a highly vertically integrated technology company, combining xAI's model development, SpaceX's launch and satellite infrastructure, Starlink's global connectivity, and X's vast data stream and distribution network. - To train its models, xAI built the Colossus supercomputer, one of the world's largest AI training clusters, which housed over one million H100 GPU equivalents by the end of 2025.

Key numbers

  • HUMAIN invested $3 billion in xAI's Series E funding round.
  • - The acquisition of xAI by SpaceX on February 2, 2026, resulted in a combined entity valued at $1.25 trillion.
  • The investment is part of xAI's significant fundraising efforts, which included a $6 billion Series B round in May 2024 and a larger $20 billion Series E round completed in January 2026.
  • HUMAIN is a Saudi Arabian AI company owned by the Public Investment Fund (PIF) and was launched in May 2025.

What happens next

  • SpaceX intends to use its Starship launch vehicle to build and deploy these orbital data centers, which would be powered by solar energy, enabling a massive scale of AI computation.
  • The investment is part of xAI's significant fundraising efforts, which included a $6 billion Series B round in May 2024 and a larger $20 billion Series E round completed in January 2026.
  • HUMAIN is a Saudi Arabian AI company owned by the Public Investment Fund (PIF) and was launched in May 2025.

Quick answers

What happened in HUMAIN Invests $3B in xAI?

HUMAIN invested $3 billion in xAI's Series E funding round. The investment occurred just before xAI's acquisition by SpaceX, converting HUMAIN's holdings into a significant minority share in the merged entity.

Why does HUMAIN Invests $3B in xAI matter?

The acquisition of xAI by SpaceX on February 2, 2026, resulted in a combined entity valued at $1.25 trillion. The stated goal of the merger is to overcome the electricity and cooling capacity limits of Earth-based data centers by moving AI compute infrastructure into orbit. SpaceX intends to use its Starship launch vehicle to build and deploy these orbital data centers, which would be powered by solar energy, enabling a massive scale of AI computation. xAI's main product is the generative AI chatbot, Grok, which is integrated with the social media platform X for real-time data access. The company's product line also includes Grok Voice for real-time conversation, Grok Imagine for video and image generation, and an AI-powered encyclopedia named Grokipedia. The investment is part of xAI's significant fundraising efforts, which included a $6 billion Series B round in May 2024 and a larger $20 billion Series E round completed in January 2026. HUMAIN is a Saudi Arabian AI company owned by the Public Investment Fund (PIF) and was launched in May 2025. Its creation is a key part of Saudi Arabia's Vision 2030, a national strategy to diversify the economy away from oil and establish the kingdom as a global AI leader. The merger creates a highly vertically integrated technology company, combining xAI's model development, SpaceX's launch and satellite infrastructure, Starlink's global connectivity, and X's vast data stream and distribution network. To train its models, xAI built the Colossus supercomputer, one of the world's largest AI training clusters, which housed over one million H100 GPU equivalents by the end of 2025.

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