David Rakusan ·
SAFE Notes Explained: What Every First-Time Founder Should Know in 2026
A SAFE looks like a one-page handshake. It is not. It is a fixed claim on your future equity, and most first-time founders model the dilution wrong until it is too late. This guide breaks down what a SAFE actually is, how post-money math works, the difference between caps, discounts, and MFN clauses, and the four mistakes that turn a casual SAFE round into a Series A surprise. Written by a founder who spent 7 years on the investor side.