Many startup accounts now offer interest on idle cash, often paying APYs higher...

https://www.bust-bookmark.win/looking-to-earn-a-bit-more-from-your-startup-s-idle-cash-some-business

Many startup accounts now offer interest on idle cash, often paying APYs higher than Treasury yields. But remember, FDIC insurance covers only up to $250,000 per bank. Services like Rho and Mercury help you earn more while managing those limits