Underdog AI: round announced, flagged 19 days early
@frontrunvc · Oct 2, 2026
@underdogdotai announced its round today, backed by @a16z, @khoslaventures and @HummingbirdVC.
On @frontrunvc, the signal started 19 days before. 👇
sep 13: flagged. 8 tracked accounts followed on day one.
sep 14: 13 tracked accounts.
sep 21: 19 tracked accounts.
sep 28: 23 tracked accounts. 497 followers to 1,331.
oct 2: round announced. 25 tracked accounts following.
when tracked accounts pile in on one company, a round usually isn't far behind 🫡
underdog ai builds a private personal ai that runs 100% on device. it is backed in this round by a16z, khosla ventures and hummingbird ventures.
flagged sep 13 2026, announced oct 2 2026. 19 days.
on day one, 8 tracked accounts were already following. that grew to 13 the next day and 19 by sep 21. by sep 28 it was 23 tracked accounts, and followers had gone from 497 to 1,331. on the day the round was announced, 25 tracked accounts were following.
when tracked accounts pile in on one company, a round usually isn't far behind.
see the list before the round
these already happened. the useful list is the one where the round or the launch has not happened yet.
frontrun watches the follow graphs of 2,000+ tracked venture investors on X and flags the companies they converge on, with a date, the morning it happens.
read next: the fundraise receipt ledger · startups flagged before they raised
open source deal flow
companies and founders surfaced on frontrun. curated, every week.
