PokerSolver/5-max · 100bb · SB 0.5bb · ante 0.16bb · 5% rake, cap 8bb/BTN vs BB 4-bet 17.25bb

BTN vs BB 4-bet 17.25bb

5-max · SB 0.5bb · ante 0.16bb · 5% rake, cap 8bb (blinds 0.5/1bb, ante 0.16bb) · 100bb · BTN limps, BB isolates to 2.5bb, BTN 3-bets to 7.5bb, BB 4-bets to 17.25bb · Button to act

5-max · 100bb · SB 0.5bb · ante 0.16bb · 5% rake, cap 8bbChange game

PlayersBlinds & rakeEff. stack

Stacks (bb), if they differHJCOBTNSBBB

Pot 26.05bbYour cards?

7.5bb

0.5bb

17.25bb

Tap your two cards.

Button's range

186 of 1,326 combos get here

Fold 42.4%Call 45.7%All-in 99.84bb 11.9%

Tap a hand, or type one above, to see its exact mix.

What is the GTO play for the button (BTN) when BTN limps, BB isolates to 2.5bb, BTN 3-bets to 7.5bb, BB 4-bets to 17.25bb in 5-max · SB 0.5bb · ante 0.16bb · 5% rake, cap 8bb at 100bb?

BTN limps, BB isolates to 2.5bb, BTN 3-bets to 7.5bb, BB 4-bets to 17.25bb in 5-max · SB 0.5bb · ante 0.16bb · 5% rake, cap 8bb, 100bb: the button (BTN) folds 42.4%, calls 45.7% and goes all-in 99.84bb 11.9%. Always call: TT, 77, AQs, A6s, K4s, AQo. Mixed: JJ, K2s, Q6s, Q4s, 96s, A8o, KTo-KJo.

Always fold: No hand plays this every time
Always call: TT, 77, AQs, A6s, K4s, AQo
Always all-in 99.84bb: No hand plays this every time
Mixed: JJ, K2s, Q6s, Q4s, 96s, A8o, KTo-KJo

Settings: 5-max · 100bb · SB 0.5bb · ante 0.16bb · 5% rake, cap 8bb (small blind 0.5bb, big blind 1bb, an ante of 0.16bb from every player, 100bb stacks, 5% rake capped at 8bb; no rake when no flop is dealt). Solver: HoldemResources Calculator (HRC) (HRC CI 23.9). A jackpot fee on bigger pots is not in this solve, so lines that build big pots may be slightly too loose. Bet sizes are the solved ones; a size that is not here plays like the nearest one.

Fits exactly: no game we have checked.

Close: CoinPoker cash with antes NL50 (rake before the flop in 3-bet pots there, none here).

Rake sources: the ante from 93 of our own CoinPoker hands at $0.25/$0.50 with a $0.08 ante, played 2026-09-30; the caps and the preflop rule from coinpoker.com/games/texas-holdem/, fetched 2026-10-31.