Who has invested in SandboxAQ?

Schmidt, Breyer Capital, T. Rowe Price, TIME Ventures, Ray Dalio, Horizon Kinetics are named among the investors backing SandboxAQ.

SandboxAQ Funding: $950M Raised, Series F (2026)

SandboxAQ funding overview

SandboxAQ is an AI Infrastructure company based in Mountain View, California. SandboxAQ has raised $950M in total disclosed funding. That places its disclosed total in the $250M–$1B range. Its most recent disclosed round is a Series F announced in May 2026. The round record for SandboxAQ runs through 2026; nothing later has been disclosed. Investors on record include Schmidt, Breyer Capital, T. Rowe Price, TIME Ventures, Ray Dalio, Horizon Kinetics and 5 others. 11 distinct backers are named across the disclosed rounds.

SandboxAQ at a glance

Total raised: $950M
Latest round: Series F
Latest round date: May 2026
Industry: AI Infrastructure
Headquarters: Mountain View, California
Notable investors: Schmidt, Breyer Capital, T. Rowe Price, TIME Ventures, Ray Dalio, Horizon Kinetics, BNP Paribas, T. Rowe Price

Frequently asked about SandboxAQ funding

How much has SandboxAQ raised?: SandboxAQ has raised $950M in total disclosed funding across the rounds on record.
Who has invested in SandboxAQ?: Schmidt, Breyer Capital, T. Rowe Price, TIME Ventures, Ray Dalio, Horizon Kinetics are named among the investors backing SandboxAQ.
What was the latest SandboxAQ funding round?: The most recent disclosed round is a Series F, announced in May 2026.
Where is SandboxAQ based?: SandboxAQ is based in Mountain View, California.
What sector does SandboxAQ operate in?: SandboxAQ is tracked under AI Infrastructure from Mountain View, California, with $950M in disclosed funding.
When did SandboxAQ last raise?: The last disclosed SandboxAQ round closed in May 2026 at Series F.

Every SandboxAQ figure above comes from filings and announced rounds in the StartupFundraising company database and is revised as new rounds are recorded. The lists below compare AI Infrastructure companies in Mountain View at a similar stage.

SandboxAQ Funding: $950M Raised, Series F (2026)

SandboxAQ funding overview

SandboxAQ at a glance

Frequently asked about SandboxAQ funding

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