Opener Lab
Compare FLUID
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How FLUID performs
Played first, FLUID removes about 88.0% of the possible-answer list on average and scores 4.26 bits of information. Roughly 27% of the time at least one letter lands in the right spot.
Tried against 1,859 past Wordle answers, FLUID left an average of 282 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 702 candidates survived.
First-guess odds
| Outcome | FLUID |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 27.4% |
| Any green or yellow | 70.2% |
| Whole row gray | 29.8% |
| Worst case answers left | 702 |
*Treating every word in the possible-answer list as equally likely.