Opener Lab
Compare STERN
Pick a word to compare against.
How STERN performs
Played first, STERN removes about 95.8% of the possible-answer list on average and scores 5.36 bits of information. Its first-turn information ranks #554 out of 14,855 Wordle guesses tested. Roughly 30% of the time at least one letter lands in the right spot.
Tried against 1,858 past Wordle answers, STERN left an average of 100 possible answers standing after the first guess. Its largest group in that replay came on July 12, 2026, when the answer was CLACK and 264 candidates survived. It has been the daily answer once.
First-guess odds
| Outcome | STERN |
|---|---|
| First-turn solve* | 0.04% |
| At least one green | 30.1% |
| Any green or yellow | 88.8% |
| Whole row gray | 11.2% |
| Worst case answers left | 264 |
*Treating every word in the possible-answer list as equally likely.