Opener Lab

Compare SIDER

Pick a word to compare against.

SIDER B
95.6%
of words eliminated

How SIDER performs

Played first, SIDER removes about 95.6% of the possible-answer list on average and scores 5.34 bits of information. Its first-turn information ranks #610 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, SIDER left an average of 106 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 296 candidates survived.

First-guess odds

OutcomeSIDER
First-turn solve*0%
At least one green38.6%
Any green or yellow87.4%
Whole row gray12.6%
Worst case answers left296

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