Opener Lab
Compare QUARK
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How QUARK performs
Played first, QUARK removes about 88.5% of the possible-answer list on average and scores 3.89 bits of information. Roughly 28% of the time at least one letter lands in the right spot.
Tried against 1,859 past Wordle answers, QUARK left an average of 268 possible answers standing after the first guess. Its largest group in that replay came on July 21, 2026, when the answer was SHILL and 581 candidates survived. It has been the daily answer once.
First-guess odds
| Outcome | QUARK |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 28.3% |
| Any green or yellow | 75.4% |
| Whole row gray | 24.6% |
| Worst case answers left | 581 |
*Treating every word in the possible-answer list as equally likely.