Definition and scope
How the XRPL AMM Auction Slot Works addresses a distinct part of dex, amms, and native defi. Explore the time-limited trading-fee discount available through an AMM auction.
The XRP Ledger includes exchange and liquidity functions at the protocol layer. These topics explain how order books and AMMs interact, how users express prices and limits, and where liquidity, slippage, fees, and smart operational controls matter. Protocol liquidity does not guarantee price, depth, returns, legality, or issuer performance. Examples are mechanical, not trading advice.
How it works
The AMM auction slot grants a temporary discounted trading fee to the winning account and specified authorized accounts. Bids are paid with LP tokens and replace or extend the current slot under protocol rules.
- AMMBid: verify this field, object, or component against the cited protocol documentation.
- AuctionSlot: verify this field, object, or component against the cited protocol documentation.
- DiscountedFee: verify this field, object, or component against the cited protocol documentation.
- LP tokens: verify this field, object, or component against the cited protocol documentation.
Practical example and checks
A frequent trader estimates potential fee savings against the LP-token bid, checks remaining slot time, submits AMMBid within a defined maximum, and confirms the new AuctionSlot in validated state.
For production use, preserve the exact signed or queried data, record the network and validated ledger reference, and compare the result with the current primary documentation before changing off-ledger state.
Open the related live demo or evidence lab →Limits, risks, and common confusion
Winning a slot does not guarantee profitable trades or exclusive liquidity. The bid spends pool ownership value and the discount expires.
Protocol liquidity does not guarantee price, depth, returns, legality, or issuer performance. Examples are mechanical, not trading advice.
Current network status
Enabled on XRPL Mainnet. AMM was enabled on XRPL Mainnet in feature responses from both official public servers at review time. Client and service support can still vary.
Status reviewed 2026-08-23. Amendment-dependent behavior must be rechecked against the network's live feature state before operational use.