Halluminate, which builds finance and knowledge-work RL environments, says four of the top five closed-source US AI labs are paying customers, at a mid-eight-figure annualised revenue run rate, after a $30M Series A led by Oak HC/FT.
four of the top five closed-source U.S. AI labs
Dated 1 Oct 2026Source checked 15 Oct 2026Quote found on its page again 18 Oct 2026Basis: reported
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“four of the top five closed-source U.S. AI labs are paying customers”
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