Opener Lab

Compare ROMPU

Pick a word to compare against.

ROMPU C
89.8%
of words eliminated

How ROMPU performs

Played first, ROMPU removes about 89.8% of the possible-answer list on average and scores 4.30 bits of information. It is not on the possible-answer list, but it can still be useful because of the feedback groups it creates.

Tried against 1,859 past Wordle answers, ROMPU left an average of 244 possible answers standing after the first guess. Its largest group in that replay came on July 21, 2026, when the answer was SHILL and 589 candidates survived.

First-guess odds

OutcomeROMPU
First-turn solve*0%
At least one green19.4%
Any green or yellow75.0%
Whole row gray25.0%
Worst case answers left589

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