Opener Lab

Compare COTHS

Pick a word to compare against.

COTHS C
90.8%
of words eliminated

How COTHS performs

Played first, COTHS removes about 90.8% of the possible-answer list on average and scores 4.59 bits of information. Its first-turn information ranks #6,223 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, COTHS left an average of 215 possible answers standing after the first guess. Its largest group in that replay came on July 20, 2026, when the answer was DIVER and 597 candidates survived.

First-guess odds

OutcomeCOTHS
First-turn solve*0%
At least one green25.6%
Any green or yellow74.7%
Whole row gray25.3%
Worst case answers left597

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