Opener Lab
Compare UMPED
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How UMPED performs
Played first, UMPED removes about 89.2% of the possible-answer list on average and scores 4.20 bits of information. Its first-turn information ranks #10,000 out of 14,855 Wordle guesses tested. It is not on the possible-answer list, but it can still be useful because of the feedback groups it creates.
Tried against 1,858 past Wordle answers, UMPED left an average of 256 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 583 candidates survived.
First-guess odds
| Outcome | UMPED |
|---|---|
| First-turn solve* | 0% |
| At least one green | 21.4% |
| Any green or yellow | 75.3% |
| Whole row gray | 24.7% |
| Worst case answers left | 583 |
*Treating every word in the possible-answer list as equally likely.