Opener Lab
Compare OPIUM
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How OPIUM performs
Played first, OPIUM removes about 89.2% of the possible-answer list on average and scores 4.16 bits of information. Roughly 20% of the time at least one letter lands in the right spot.
Tried against 1,859 past Wordle answers, OPIUM left an average of 258 possible answers standing after the first guess. Its largest group in that replay came on July 17, 2026, when the answer was LEGAL and 576 candidates survived.
First-guess odds
| Outcome | OPIUM |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 19.6% |
| Any green or yellow | 75.6% |
| Whole row gray | 24.4% |
| Worst case answers left | 576 |
*Treating every word in the possible-answer list as equally likely.