This is how PulseX liquidity pools work. With the recent launch of PulseX, the… | by Maximus DAO | May 2023

With the recent launch of PulseX, PulseChain’s primary decentralized exchange (DEX), many are seeing the incredible opportunities of providing liquidity and want to get started. This post aims to help people better understand how liquidity pools work on PulseX.

You can watch this short explainer video or scroll over to see the written post.

Before delving into the ins and outs of liquidity pools, it is important to understand the overall concept of PulseX. PulseX is a permissionless and decentralized exchange that allows users to trade any pair of PRC-20 tokens directly with each other without the need for order books traditionally used on other exchanges.

The key feature that makes PulseChain stand out is its use of liquidity pools instead of order books to facilitate trades. To understand how PulseX’s liquidity pools work, you must first understand the concepts of Liquidity Providers (LPs) and Automated Market Makers (AMMs).

In a PulseX liquidity pool, users (known as liquidity providers) deposit the equal value of two tokens, creating a pool for others to trade against. By providing liquidity, LPs earn fees from the trades occurring in their pool, proportional to their share of the pool.

The pricing of the tokens in each pool is determined by a mechanism called the Automated Market Maker (AMM). The AMM algorithm maintains the balance of the tokens in the pool using a formula that adjusts the price of the tokens based on supply and demand.

PulseX uses the “Constant Product Market Maker” model defined by the equation x*y=k, where x and y are the amounts of the two tokens in the liquidity pool and k is a constant value. This equation implies that the product of the amounts of two tokens in the pool must remain constant.

This constant product formula results in a unique pricing mechanism. When a user wants to buy a specific token, they increase the demand and thereby increase the price. When a user sells a token, the supply increases and the price decreases. This model ensures that as the amount of one token in the pool decreases, the other increases, thus maintaining balance.

By providing liquidity, LPs earn a 0.22% fee on all trades proportionate to their share of the pool. These fees are added to the pool, accrue in real time and can be claimed by withdrawing their liquidity.

PulseX also offers an incentive program to provide liquidity in certain pools. If you provide liquidity to these pools, you can then stake your LP tokens and earn the incentive token INC. This innovative incentive program offers liquidity providers a great opportunity to earn more returns and improves the trader experience by enlarging pools and thereby reducing slippage.

However, providing liquidity is not without risks. A key risk is “impermanent loss”. This happens when the price of the tokens in the pool deviates in any direction from when they were deposited. The greater this deviation, the greater the temporary loss. It’s important to note that a temporary loss only really occurs when you exit an LP by burning your LP tokens and getting your coins at the current ratio. Although trading fees and INC earnings can help offset some of these losses, this is not always guaranteed.

PulseX and its innovative use of liquidity pools have undoubtedly revolutionized the DeFi landscape. Its permissionless trading protocol has created exciting new opportunities for traders and liquidity providers.

While the constant product formula may seem a bit complex at first, it elegantly handles the supply-demand dynamics within each pool, ensuring seamless token exchanges.

In the rapidly evolving world of DeFi, understanding mechanisms like PulseX’s liquidity pools is crucial. However, as with all investment opportunities, you should do thorough research before beginning.

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