Opener Lab
Compare BRAIN
Pick a word to compare against.
How BRAIN performs
Played first, BRAIN removes about 94.6% of the possible-answer list on average and scores 5.09 bits of information. Its first-turn information ranks #1,824 out of 14,855 Wordle guesses tested. Roughly 36% of the time at least one letter lands in the right spot.
Tried against 1,858 past Wordle answers, BRAIN left an average of 127 possible answers standing after the first guess. Its largest group in that replay came on July 13, 2026, when the answer was STOUT and 336 candidates survived. It has been the daily answer once.
First-guess odds
| Outcome | BRAIN |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 36.1% |
| Any green or yellow | 85.8% |
| Whole row gray | 14.2% |
| Worst case answers left | 336 |
*Treating every word in the possible-answer list as equally likely.