US · ai · artificial intelligence · autonomy

Who invested in xAI

13 rounds we have observed, with the investors named in each. Every figure below came from a named source, and where the company reported the raise to the SEC itself, that is shown beside it.

13
rounds observed
26
investors named
$138B
reported across those rounds
Jan 2026
most recent

The rounds

Series E · Jan 2026 · $20B

Nvidia, Fidelity, Cisco, Tesla, Qatar’s sovereign wealth fund

Reported by Ventureburn

Undisclosed round · Oct 2025 · $20B

Nvidia, Valor Capital, Apollo Global Management, Diameter Capital Partners

Reported by TechStartups

Undisclosed round · Oct 2025 · $20B

Valor Capital lead, Nvidia, Apollo Global Management, Diameter Capital Partners

Reported by TechStartups

Undisclosed round · Sept 2025 · $10B

No investor was named in the report.

Reported by TechStartups

Undisclosed round · Jul 2025 · $12B

No investor was named in the report.

Reported by TechStartups

Undisclosed round · Jul 2025 · $10B

Morgan Stanley

Reported by Crunchbase News and 4 others

Undisclosed round · Jun 2025 · $4.3B

No investor was named in the report.

Reported by TechCrunch and 1 other

Undisclosed round · Jun 2025 · $300M

No investor was named in the report.

Reported by TechCrunch

Undisclosed round · Feb 2025 · $10B

Andreessen Horowitz, Sequoia Capital, Valor Equity Partners

Reported by TechCrunch

Series B · Oct 2024 · several billion dollars

No investor was named in the report.

Reported by TechCrunch

Everyone who backed them

Missing a round, or an investor who was in one? Tell us.