AfterQuery reportedly becomes Y Combinator’s fastest-ever unicorn, now valued at $3.2B

AfterQuery, an AI model-training startup, reportedly raised a new round at a $3.2B valuation—only five months after its $30M Series A in April valued it at $300M. The implied valuation step-up of roughly 10x suggests strong investor demand for early-stage AI infrastructure, though the article provides limited detail on terms or growth metrics. Near-term market impact is likely confined to venture/private-market participants rather than public equities.