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BusinessSeptember 16, 2026, 23:25

Arcee AI, which develops open-weight models in the US, raised a Series B at a $1B pre-money valuation; a source says Arcee raised at least $150M (Allie Garfinkle/Fortune)

US open AI model developer Arcee AI closed a Series B round at a $1 billion pre-money valuation. According to a source, the company raised at least $150 million.

Arcee AI, which develops open-weight models in the US, raised a Series B at a $1B pre-money valuation; a source says Arcee raised at least $150M (Allie Garfinkle/Fortune)
#ArceeAI
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