The 32-panel black-and-white soccer ball: 12 pentagons and 20 hexagons in a fixed arrangement. Models draw the look of a soccer ball and get the tiling wrong.
On the models. Nano Banana 2.1 and Nano Banana 2 emit image and text and run as ordinary chat models; Seedream and the Flux models emit only an image and go through OpenRouter's images endpoint. Nano Banana 2.1 thinks at minimal effort by default; a round run at high is a separate round and says so in its batch label.
A close-up photograph of a classic black-and-white soccer ball resting on grass, with black pentagons and white hexagons in the traditional 32-panel pattern.
Daylight, sharp focus on the panels and stitching. No text or logos on the ball.