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In Seven Card Stud 4th street, I have Jacks (J-J-8, caught a 3); my opponent (Ace up) caught a 5 and bets. Call, raise or fold?

Heads-up, PokerToast's limit Stud solver calls with Jacks and 8-3 showing against A-5 54% of the time, and raises 46%.

The spot

The solver's numbers

The solver's answer
PlayHow often (strategy)Worth from here on (EV estimate, small bets)
Call53.6%+1.72
Raise46.4%+1.99
Fold0.0%+0.00

Measured on 242 play-outs of this situation. The highlighted row is the play that measured best.

Why, in plain words

Raise and call are worth about the same here (0.27 small bets apart, within the measuring noise of about 0.58), so neither is a real mistake; mixing them keeps you hard to read.

What popular strategy articles say

We found no published answer to this exact spot (AI search, checked 2026-10-08).

Among the sources AI search surfaced, the numbers on this page are the only direct answer to this spot.

Heads-up vs multiway

The numbers above are for heads-up play (two players). Most published advice is written for full-ring games with several players in the pot, so part of any difference can come from that.

We also looked up a 3-handed version (the A-5 bets and a third player showing T-9 calls before you act) in PokerToast's 3-handed solver, but it has not measured that spot often enough, so this page makes no claim about multiway pots.

How these numbers were made

From PokerToast's own heads-up limit Stud solver, trained 9,747,144 iterations, exported 2026-10-06 15:25:55, 30,546 situations (version S-9747144-20261006152555). It learned by self-play (Monte Carlo counterfactual regret minimization) for limit betting, at most four bets a street.

Practice it

Part of: Seven Card Stud 4th and 5th street: a pair that does not improve

More Stud spots: Stud: a pair of 5s, you brought in with a 2, an Ace completes · Stud: rolled-up 8s on 3rd street. Slowplay or raise? · Stud: Kings in the hole, an Ace completes your bring-in · Stud: a split pair of 4s with a 9 kicker against a deuce bring-in. Complete, call or fold? · Stud: a three-flush with a King (K-9-4 of hearts) against a deuce bring-in. Complete or call? · Stud: a three-straight (9-10-J) against a deuce bring-in. Complete or call? · Stud: a pair of Tens, you brought in with a 9, an Ace completes · Stud: Aces in the hole, a King completes your bring-in. Call or re-raise? · Stud 4th street: Kings against a paired door card (5-5) that bets · Stud 5th street: unimproved Aces against 6-8-4 showing. Bet or check? · Stud: split Queens against a deuce bring-in. Complete? · Stud: brought in with K-Q-2, an 8 completes. Fold? · Stud: Kings in the hole, an 8 completes your bring-in. Call or re-raise? · Stud 4th street: unimproved Queens against 5-8 showing. Bet or check?