Arcee AI raises an undisclosed Series B that values the open-weight model developer at more than $1 billion. Vista Equity Partners, Cambium Capital and Emergence Capital lead the round, with participation from investors including Microsoft’s M12, Hitachi and Wipro; a source cited by Fortune says it totals at least $150 million. Arcee plans to train a new generation of Trinity models and expand its Genesis-Science-1 work with the U.S. Department of Energy and 17 national laboratories.
Arcee AI raises a Series B at a $1 billion pre-money valuation after spending about $20 million to train four open-weight models. Vista Equity Partners, Cambium Capital, and Emergence Capital lead the round, which a source says totals at least $150 million; Arcee does not disclose the amount. The company plans to invest in new models and products and expand its partnership with the U.S. Department of Energy.
Sep 2026FortuneNews article
Cambium Capital Partners
Venture capital firm specializing in funding innovative computation startups.