Opener Lab
Compare ROMPS
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How ROMPS performs
Played first, ROMPS removes about 91.0% of the possible-answer list on average and scores 4.49 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, ROMPS left an average of 216 possible answers standing after the first guess. Its largest group in that replay came on July 17, 2026, when the answer was LEGAL and 527 candidates survived.
First-guess odds
| Outcome | ROMPS |
|---|---|
| First-turn solve* | 0% |
| At least one green | 20.7% |
| Any green or yellow | 77.7% |
| Whole row gray | 22.3% |
| Worst case answers left | 527 |
*Treating every word in the possible-answer list as equally likely.