Opener Lab

CARLE vs CLAST

See which word leaves you with the easier game.

CARLE leads in the current bounded six-turn policy

Both words are in the current screen of 182 openers, tested against 2,358 answers. Exact misses rank first; average guesses among wins break ties.

The same solver played from both openers. CARLE has the lower average in games solved within six: 3.46 guesses to 3.47 for CLAST.

Looking only at the opening row, CARLE has higher entropy (5.76 bits versus 5.36). That describes first-guess separation, not the full solve on its own.

Against 1,858 past Wordle answers, CARLE left the smaller first-guess group on 60% of dates; CLAST did so on 40%, with the rest tied.

MetricCARLECLAST
Elimination96.7%95.0%
Information5.76 bits5.36 bits
Avg remaining77 words118 words
Avg turns3.463.47
Missed in six00
Win rate100.0%100.0%
TierAB

Head to head on past answers

We tried both openers against 1,858 past Wordle answers and counted which one left fewer possibilities after the first guess.

1117 CARLE ahead (60%)
6 Ties (0%)
735 CLAST ahead (40%)

Across those answers, CARLE left an average of 74 candidates and CLAST an average of 117.

The most recent test was Wordle #1857 on July 20, 2026, when the answer was DIVER. CARLE came back ⬛⬛🟨⬛🟨 and kept 130 words in play. CLAST came back ⬛⬛⬛⬛⬛ and kept 379 words.

What to expect from the first guess

OutcomeCARLECLAST
First-turn solve* 0% 0%
At least one green 43.9% 36.9%
Any green or yellow 89.1% 83.9%
Whole row gray 10.9% 16.1%
Worst case answers left 258 379

*Treating every word in the possible-answer list as equally likely.

A fully gray row is rarer with CARLE: it happens 10.9% of the time, against 16.1% for CLAST.

Neither word is on the possible-answer list, so neither can solve the game on turn one here. Both can still be useful guesses.

Planning the second guess

After CARLE

All five letters miss 10.9% of the time, leaving 258 words in play. Of the 758 follow-ups checked here, SNOUT leaves the fewest possible answers on average (6.2).

After CLAST

All five letters miss 16.1% of the time, leaving 379 words in play. Of the 873 follow-ups checked here, RIONE leaves the fewest possible answers on average (7.7).

How these two openers fit together

CARLE and CLAST share 3 letters (A, C, L). Played as a pair they cover 7 distinct letters, which still gives the second word room to do useful work.

Played back to back, CARLE then CLAST earns 7.92 bits of information in total, 2.16 bits more than the better word manages alone.

Past Wordle answers

  • CARLE: Has not been a past Wordle answer in this site's history.
  • CLAST: Has not been a past Wordle answer in this site's history.

Common questions

Which is a better starting word: CARLE or CLAST?
In the current bounded policy screen, CARLE has the lower average in games the solver finished within six: 3.46 guesses versus 3.47 for CLAST. The same solver played from both words.
What does entropy mean for CARLE vs CLAST?
Entropy measures the information in the distribution of feedback outcomes. CARLE records 5.76 bits and CLAST records 5.36 bits. CARLE has the higher score, so its feedback distribution separates the possible answers more effectively on average. Entropy describes the opening row; it does not by itself predict how many guesses a game will take.
How do CARLE and CLAST score against past Wordle answers?
Across 1,858 past Wordle answers, CARLE left fewer possible answers than CLAST on 60% of days, CLAST did better on 40%, and the rest were ties. On average, CARLE left 74 candidates after the first guess and CLAST left 117.