Opener Lab
Compare CACTI
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How CACTI performs
Played first, CACTI removes about 90.6% of the possible-answer list on average and scores 4.25 bits of information. Roughly 27% of the time at least one letter lands in the right spot.
Tried against 1,859 past Wordle answers, CACTI left an average of 219 possible answers standing after the first guess. Its largest group in that replay came on July 8, 2026, when the answer was DEMON and 515 candidates survived. It has been the daily answer once.
First-guess odds
| Outcome | CACTI |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 27.1% |
| Any green or yellow | 78.2% |
| Whole row gray | 21.8% |
| Worst case answers left | 515 |
*Treating every word in the possible-answer list as equally likely.