A funding round is not an IPO filing
TechCrunch reported on July 1, 2026 that Together AI raised an $800 million Series C led by Aramco Ventures, with Vista, General Catalyst, Nvidia and others also participating, at an $8.3 billion valuation. That is a private financing round, closed and reported, not a public listing. As of September 26, 2026, no S-1 for Together AI appears on SEC EDGAR, the only place a US IPO filing would show up.
A day after the funding was reported, on July 2, 2026, Axios Pro reported that co-founder and CEO Vipul Ved Prakash told the outlet the company could IPO in 2027. A CEO naming a possible year is not the same step as filing a registration statement, and no such filing exists yet.
The valuation jump, by the numbers
Per TechCrunch's July 1, 2026 report, Together AI's new valuation of $8.3 billion is up from $3.3 billion roughly 16 months earlier, when the company raised a $305 million Series B. The Series C itself was $800 million, led by Aramco Ventures with Vista, General Catalyst, Nvidia and others participating.
That is a rise of roughly 2.5 times the prior valuation in about 16 months, based solely on the two disclosed rounds. No other funding history is confirmed here beyond those two rounds.
What the CEO's 2027 comment does and does not mean
Axios Pro reported on July 2, 2026 that Vipul Ved Prakash, Together AI's co-founder and CEO, said the company could IPO in 2027. That is an executive's stated timeline possibility, delivered in an interview, not a public filing, an underwriting agreement, or a board-approved decision to go public.
A confirmed IPO step would be a registration statement on SEC EDGAR, or an explicit date from Together AI itself. Neither exists as of September 26, 2026, and any more specific date circulating elsewhere remains speculation until the company or a filing says otherwise.