Opener Lab
Compare GIBUS
Pick a word to compare against.
How GIBUS performs
Played first, GIBUS removes about 87.6% of the possible-answer list on average and scores 4.05 bits of information. It is not on the possible-answer list, but it can still be useful because of the feedback groups it creates.
Tried against 1,859 past Wordle answers, GIBUS left an average of 300 possible answers standing after the first guess. Its largest group in that replay came on July 12, 2026, when the answer was CLACK and 685 candidates survived.
First-guess odds
| Outcome | GIBUS |
|---|---|
| First-turn solve* | 0% |
| At least one green | 19.7% |
| Any green or yellow | 71.0% |
| Whole row gray | 29.0% |
| Worst case answers left | 685 |
*Treating every word in the possible-answer list as equally likely.