Opener Lab

Compare KOFFS

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KOFFS F
78.3%
of words eliminated

How KOFFS performs

Played first, KOFFS removes about 78.3% of the possible-answer list on average and scores 3.08 bits of information. Its first-turn information ranks #14,561 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, KOFFS left an average of 514 possible answers standing after the first guess. Its largest group in that replay came on July 20, 2026, when the answer was DIVER and 969 candidates survived.

First-guess odds

OutcomeKOFFS
First-turn solve*0%
At least one green16.8%
Any green or yellow58.9%
Whole row gray41.1%
Worst case answers left969

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