From Mexico: Arcee’s Series B is an open-weight cost thesis — Trinity Large (400B MoE / 13B active) for ~$20M train cost, then >$1B valuation. Exact raise isn’t company-disclosed; Fortune’s source says ≥$150M.
Valencia’s iPronics raised $125M Series B (Maverick Silicon + Light Street) for silicon-photonics optical circuit switching in AI data centers. Total funding ~$177M.
HiddenLayer closes a $100M Series B led by Delta-v as enterprises fund AI runtime and agent-harness security. ARR up 10×; TechCrunch and PR Newswire detail the round.