Opener Lab

Compare NISIN

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NISIN F
80.6%
of words eliminated

How NISIN performs

Played first, NISIN removes about 80.6% of the possible-answer list on average and scores 3.39 bits of information. Its first-turn information ranks #14,099 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, NISIN left an average of 471 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 929 candidates survived.

First-guess odds

OutcomeNISIN
First-turn solve*0%
At least one green22.9%
Any green or yellow60.6%
Whole row gray39.4%
Worst case answers left929

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