Perceptron
Perceptron neural network
The simplest neural network there is, trained live in your browser so you can watch it learn step by step. Built as the ground floor of the from-scratch ML work — the thing every later model on this list is an elaboration of.
Languages
2026
Try it
Click the canvas to add points, then train. A perceptron can only draw a straight line, so try data it cannot separate too.
w = [0.20, -0.30], b = 0.00 · epochs 0