fundraise receipt · ai
frontrun flagged wafer 138 days before its $40M Series A round
tl;dr: wafer announced $40M Series A on Sep 1, 2026, led by Marathon and Chemistry. frontrun flagged the company on Apr 16, 2026, when it had 664 followers, 138 days before the announcement.
what wafer raised
wafer (@wafer_ai · wafer.ai) announced $40M Series A on Sep 1, 2026, led by Marathon and Chemistry, with participation from Wing, AMD Ventures, Outset Capital, Fifty Years, Y Combinator, Jeff Dean, Guillermo Rauch, Andy Fang, Kyle Vogt, Akshay Kothari, Matthew Prince, Scott Stephenson. verified against wafer.ai.
Inference that Keeps Getting Better Wafer learns how your workload behaves and continuously optimizes the serving stack for better performance & reliability
how we knew 138 days early
frontrun watches the follow graphs of 2,000+ tracked venture investors on X. on Apr 16, 2026, tracked investors began following wafer, which had 664 followers at the time. that convergence was logged that day. the round landed 138 days later.
66 tracked investors follow wafer today, and the account has grown to 9,442 followers. that count is public. which investors they are, and the day each one followed, is what the product shows.
wafer already raised. see the companies getting the same investor convergence right now, before their round. start a 7-day free trial →
other rounds we called early
Gumroad $1.2M (140d early) · Antioch $32M (144d early) · Spekter Games $5M (132d early) · Project Eleven $300M (132d early) · Adaptyv Bio $40M (131d early)
data updated Sep 9, 2026 · wafer signal page · every round we called early · trending this week