Domino
Released: 2026-06-08
Missing Domino:
google/gemini-3-flash-preview
After cataloging all 27 tiles present in the image, which include all double combinations except the double-blank [0,0] and all mixed combinations, the only missing tile from the standard 28-tile double-six set is the [0,0] tile.
meta-llama/llama-4-maverick
meta
The excluded domino is number 2 and 1
anthropic/claude-haiku-4.5
anthropic
By systematically checking all 28 possible dominoes in a standard double-six set, I identified all visible tiles in the image. The domino [2, 4] (representing 2 pips on one end and 4 pips on the other) does not appear among the 27 dominoes shown. All other combinations from [0,0] through [6,6] are present in the set.
anthropic/claude-sonnet-4.6
anthropic
...
openai/gpt-5-image-mini
openai
I identified all domino combinations shown and the only double not present is the double six (6-6); every other tile from 0-0 up through 6 paired with 0–5 appears in the image, so the missing tile is [6,6].
moonshotai/kimi-k2.5
moonshot
After identifying all 27 dominoes in the image, every tile from the standard double-six set is present except for the [6|6] domino. The image contains [2|6], [3|6], [0|6], [1|6], [4|6], and [5|6], but no domino with six dots on both halves.
Methodology Note
Each model receives the same domino puzzle grid. Models are tasked with identifying the missing domino using only visual clues from the grid. Their answers are evaluated without feedback or retries.