| Industry | Artificial intelligence |
|---|---|
| Founded | June 19, 2024 |
| Founders |
|
| Headquarters | |
Key people | Ilya Sutskever (CEO) |
Number of employees | 50 (July 2025) |
| Website | ssi |
Safe Superintelligence Inc., orSSI Inc., is an American artificial intelligence company founded byIlya Sutskever (OpenAI's former chief scientist),Daniel Gross (former head ofApple AI) and Daniel Levy (investor & AI researcher). The company's mission is to focus on safely developing asuperintelligence, a computer-basedagent capable of surpassinghuman intelligence.[1][2][3][4]
On May 15, 2024, Ilya Sutskever left OpenAI, the company he co-founded, after aboard dispute where he voted to fireSam Altman amid concerns over communication and trust.[5][6] Sutskever and others additionally believed that OpenAI was neglecting its original focus on safety in favor of pursuing opportunities for commercialization.[7][8]
On June 19, 2024, Sutskever posted onX that he was starting SSI Inc, with the goal to safely developsuperintelligent AI, alongside Daniel Levy, and Daniel Gross[9][10] The company, composed of a small team, is split between Palo Alto, California and Tel Aviv, Israel.[11]
In September 2024, SSI revealed it had raised $1 billion from venture capital firms includingSV Angel,DST Global,Sequoia Capital, andAndreessen Horowitz. The money will be used to build up more computing power and hire top individuals in the field.[11]
In March 2025, SSI reached a $30 billion valuation in a funding round led by Greenoaks Capital. This is six times its previous $5 billion valuation from September 2024.[12] Despite not yet generating revenue and having approximately 20 employees, the company has attracted significant investor interest, largely due to co-founder Ilya Sutskever's reputation and its focus on developing safe superintelligence.[13][12]
In April 2025,Google Cloud announced a partnership to provideTPUs for SSI's research.[14]
In the first half of 2025, Meta attempted to acquire SSI but was rebuffed by Sutskever.[15] In July 2025, co-founder Gross left the company to joinMeta Superintelligence Labs, and Sutskever became the CEO of SSI.[16]