Opener Lab

Compare RUMPS

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RUMPS C
89.0%
of words eliminated

How RUMPS performs

Played first, RUMPS removes about 89.0% of the possible-answer list on average and scores 4.24 bits of information. Its first-turn information ranks #9,616 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, RUMPS left an average of 267 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 592 candidates survived.

First-guess odds

OutcomeRUMPS
First-turn solve*0%
At least one green17.0%
Any green or yellow74.9%
Whole row gray25.1%
Worst case answers left592

*Treating every word in the possible-answer list as equally likely.