Raised $3B across disclosed rounds.[1][2][9]

Series A (undisclosed amount) closed July 2025.[1]

Round size and post-money valuation are not publicly disclosed.

Named investors include Greenoaks Capital Partners, Andreessen Horowitz, Sequoia Capital, DST Global, Lightspeed Venture Partners, SV Angel, NFDG, Alphabet, Nvidia.[2][3][4][5][9]

Ilya Sutskever, Co-founder; Chief Scientist[4][5][10]

Daniel Gross, Co-founder; handles computing power and fundraising (former YC partner, led AI at Apple)[4][5][10]

Daniel Levy, Co-founder; Principal Scientist (former OpenAI researcher)[4][5][10]

OpenAI · openai.com · Direct institutional overlap: SSI was founded by Ilya Sutskever (former OpenAI Chief Scientist) explicitly as an alternative approach to superintelligence development; named as primary comparable in competitor sources and in coverage of SSI's founding...[10][15][16]

DeepMind (Google) · deepmind.com · Same research mission: long-horizon AGI/superintelligence development with safety research embedded; Alphabet is also a strategic investor in SSI, creating direct competitive and collaborative overlap at the frontier research layer.[3][16]

Anthropic · anthropic.com · Same category: frontier AI lab with safety as a stated core research priority, named alongside SSI in competitor intelligence sources (Distill Intelligence, CBInsights) as a direct comparable in the safety-focused foundation model space.[15][16]

The customer proof is company-sourced only. No independent source in this ledger confirms it.[8]

Ask for one referenceable production customer.

Not a recommendation. The first thing this ledger cannot answer.

Filled in the side panel for invited readers. This card carries sourced facts only.