Opener Lab
Compare FLECK
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How FLECK performs
Played first, FLECK removes about 88.2% of the possible-answer list on average and scores 4.15 bits of information. Roughly 26% of the time at least one letter lands in the right spot.
Tried against 1,859 past Wordle answers, FLECK left an average of 276 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 579 candidates survived.
First-guess odds
| Outcome | FLECK |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 25.7% |
| Any green or yellow | 75.5% |
| Whole row gray | 24.5% |
| Worst case answers left | 579 |
*Treating every word in the possible-answer list as equally likely.