All tests
Every test in the museum: animations, playable games and 3D worlds, each with its exact prompt.
Pelican riding a bicycle
Animation · Simon Willison, 2024
The most famous vibe check for new models, in its animated form: the pelican has to actually pedal.
Ball bouncing in a spinning hexagon
Animation · Flavio Adamo, 2025
The physics test that went viral in early 2025: a ball with gravity and friction bouncing inside a rotating hexagon.
Voxel pagoda garden
3D worlds · Google AI, 2025
The prompt Google AI shared for showing off one-shot 3D scenes: a voxel pagoda among cherry blossoms.
Minecraft in three.js
3D worlds · Greg Brockman, 2025
The one-shot Minecraft clone that Greg Brockman posted to show off a new coding model.
Rubik’s cube that solves itself
3D worlds · @nobody_qwert, 2025
A 3D Rubik’s cube with move buttons, a scrambler and an automatic unscrambler — the test that split reasoning models in 2025.
Kart racer in one shot
Games · BridgeMind, 2026
A whole kart racing game from one sentence — the post that made people stop scrolling when a new model launched.
Escape room in three.js
Games · @gimu_ai, 2026
Seven words, one prompt: build an escape game. The model has to invent the room, the puzzles and the way out.
Meteor hitting a city
3D worlds · AI/ML API model comparison, 2026
A disaster-movie shot in the browser: a meteor streaks in, hits, and the shockwave tears through the skyline.
Supernova explosion
Animation · AI/ML API model comparison, 2026
A star swells, collapses and explodes, leaving a glowing remnant and a spinning pulsar.
Flappy Bird in one file
Games · Community classic
Build a complete, playable Flappy Bird from a single sentence.
Tetris in one file
Games · Community classic
A complete Tetris with rotation, line clears, levels and a next-piece preview.
Solar system simulation
3D worlds · Community classic
An animated solar system where planets orbit at speeds based on their real orbital periods.