Flip Cup slot: RTP and max win
Flip Cup is a high-volatility slot by Oven Baked on Stake Engine, released 22 Oct 2025. Its base game returns 98.00%, above the median Engine slot (96.02%) and higher than 100% of them. The top payout is 10,000× the bet. It is the No. 1122 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v3. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Easy | Base spin | 1.00× | 98.00% | 20× | 1 in 101 | 1 in 2.85 | 1 in 2.85 | 0.02× base | Simulate |
| Hard | Base spin | 1.00× | 97.75% | 10,000× | 1 in 12,821 | 1 in 2,114 | 1 in 2,114 | 0.02× base | Simulate |
| Medium | Base spin | 1.00× | 98.00% | 1,000× | 1 in 1,297 | 1 in 111 | 1 in 111 | 0.02× base | Simulate |
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v3 | 98.000% | Active |
Frequently asked
What is the RTP of Flip Cup?
Base spins return 98.00% of the amount wagered over the long run, from the published outcome table for version 3. Across its 3 modes RTP ranges from 97.75% to 98.00%.
What is the max win in Flip Cup and how likely is it?
The top payout is 10,000× the base bet. On a base spin the top payout of 20× lands 1 in 101 spins.
Does Flip Cup have a bonus buy?
No. None of its published modes costs 20× the base bet or more.
Is Flip Cup high or low volatility?
High. Its base-mode standard deviation is 28.1× the bet, which puts it in the highest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.
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