Rain AI
San Francisco, United States · Founded 2017 · $50.0M raised
- Headquarters
- San Francisco
- Founded
- 2017
- Business Model
- B2B
- Website
- rain.ai
- Total Funding
- $50.0M
- Last Round
- $25.0M Series AFeb 2026
- Rounds
- 2
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
About
AI infrastructure company building next-generation AI hardware, backed by Sam Altman and world AI leaders.
Summary
Rain AI is an Artificial Intelligence company based in San Francisco, United States, founded in 2017. It has raised $50.0M in total across 2 rounds, most recently a $25.0M Series A round in Feb 2026. Investors include Prosperity7, Sam Altman and Aramco Ventures.
Tech & App Stack
5 technologies & apps tracked
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Funding History
Feb 2026
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Funding: Seed through Series A. Amounts, valuations, and investors where available.
Investors
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