AI Club challenge

Fool the AI

Draw one clear digit. A nearby person must recognize it before the model result counts.

Loading all 3 models… 0%
Difficulty
Brush
01

Your pixels

20×20 drawing area + 4-pixel padding = 28×28 model input

Partial gray pixels are real input values. Repeated strokes add intensity.

02

Which pixels mattered

For this prediction

Removing raised the score Zero Removing lowered the score

Each pixel is independently set to zero in one batch. This measures score change, not the model’s reasoning.

03

Model prediction

Waiting for models

Press Predict when your digit is ready.