Opener Lab
Compare HIPPO
Pick a word to compare against.
How HIPPO performs
Played first, HIPPO removes about 84.5% of the possible-answer list on average and scores 3.60 bits of information. Its first-turn information ranks #13,512 out of 14,855 Wordle guesses tested. Roughly 17% of the time at least one letter lands in the right spot.
Tried against 1,858 past Wordle answers, HIPPO left an average of 368 possible answers standing after the first guess. Its largest group in that replay came on July 17, 2026, when the answer was LEGAL and 743 candidates survived. It has been the daily answer once.
First-guess odds
| Outcome | HIPPO |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 17.2% |
| Any green or yellow | 68.5% |
| Whole row gray | 31.5% |
| Worst case answers left | 743 |
*Treating every word in the possible-answer list as equally likely.