Decentralized Derivatives: How Perpetual Contracts, Options and Synthetic Assets Work in DeFi

Decentralized derivatives may sound scary, but they are actually not complicated when you take them apart. It is also a derivative, and its value follows an underlying asset, such as Bitcoin, Ethereum, or even stocks or commodities. The difference lies in the trading venue: not in a centralized exchange like Binance, but in a decentralized protocol on the chain, automatically executed by smart contracts. You use your own wallet to connect directly, without registering an account or transferring coins to the platform for custody. The private key is always in your hands, and the contract only withdraws the deposit from your wallet when placing an order. After the transaction is completed, the profit and loss will be settled directly back to the wallet.

Let’s talk about the derivatives themselves first. In traditional finance, futures, options, and swaps are all derivatives, and two parties agree on a certain price or performance in the future to settle. The advantage is that you can make money from price fluctuations without actually holding the underlying asset, or use it to hedge the spot in your hand. For example, if you hold Bitcoin and are worried about a short-term decline, you can open a short order to hedge. If the price drops, you will lose money on the spot and make a profit on the short order, partially offsetting each other. However, derivatives are often leveraged, which magnifies profits as well as losses. Position management is more important than anything else.

The core of derivatives protocols in DeFi is smart contracts. Actions such as position opening, closing, forced liquidation, and settlement are all hard-coded in the contract code and will be executed automatically when conditions are triggered, without manual intervention. How did the price come about? Rely on the oracle. The oracle feeds the real off-chain price to the chain, and the agreement uses this price to determine whether liquidation should be forced and at what price settlement should be made. If the oracle is inaccurate, forced liquidation may be triggered by mistake, or the settlement price may be outrageous. Therefore, to see whether a protocol is reliable, first check which oracle it uses and whether it has been manipulated.

Governance is also an inevitable part of the process. Many protocols issue their own tokens, and token holders can vote to change parameters, such as handling fees, margin rates, and which trading pairs to list. However, the degree of decentralization varies greatly. Some protocol teams still hold core authority, while others leave it entirely to the community. Don’t think it’s absolutely safe just because you see the word “decentralization”. Code vulnerabilities and management attacks can still make people lose money.

Perpetual contracts are the most popular type of DeFi derivatives. Unlike traditional futures, it has no expiration date. As long as you have enough margin, you can always hold the position. How is the price close to the spot? Depends on the funding rate. Longs and shorts pay each other regularly, and whoever has more people pays, bringing the price back to near the spot. Perpetual contracts have high leverage and low threshold for opening a position, but they can also be liquidated quickly. If the market fluctuates slightly in the opposite direction, if the margin is insufficient, it will be liquidated. Especially during periods of high volatility, slippage and pins may catch you off guard.

Options are also available in DeFi, but they are not as popular as perpetual ones. Options give you the right, not the obligation, to buy or sell the underlying asset at an agreed price before expiration. Put options can be used to hedge the spot price. For example, if you are worried that the currency in your hand will fall, buy a put option and you will be guaranteed if it falls; call options make money when the currency price rises above the exercise price. Options in DeFi are automatically settled by smart contracts and executed when expiration conditions are met, without manual exercise. However, option pricing is complicated and liquidity is thin, so novices can easily suffer losses in terms of volatility and time value.

Synthetic assets are another way to play. It tokenizes real-world or digital assets, such as synthetic gold, synthetic US stocks, and synthetic indices. The price follows the underlying, but you don't need to actually hold gold or stocks. The advantage is that the threshold is low, and a wallet on the chain can access the global market; the disadvantage is that it relies on oracles and collateral, and once the anchor breaks or there is a problem with the liquidation mechanism, the synthetic assets may return to zero.

The market has changed a lot in the past two years. From 2024 to 2025, the trading volume of decentralized derivatives will increase a lot, and many protocols will be moved to dedicated chains or Layer 2. The handling fees will be reduced, the speed will be faster, and it will be much more friendly to high-frequency traders. Real world assets (RWA) are also starting to come in. Some protocols provide synthetic exposure to stocks and government bonds. The range of assets that DeFi can touch is wider. Cross-chain compatibility is also improving, making it easier than ever to move collateral and positions between different chains.

But the risks are no less. Liquidity is still a big problem. The trading depth of decentralized protocols is generally not as good as that of centralized exchanges. Large orders are prone to slippage and spreads are wide. Liquidity pools can alleviate this, but the depth may disappear instantly under extreme market conditions. The risk of smart contracts is even more deadly. If there are bugs in the code, it may be hollowed out by hackers. There are many examples of attacks in the history of DeFi. Before using it, at least read the audit report to see if there has been anything wrong with the agreement. Things can also happen if the oracle is manipulated or malfunctions, the price is fed incorrectly, and liquidation and settlement are completely messed up. Finally, there is the user experience. You have to figure out non-custodial wallets, funding rates, and liquidation mechanisms by yourself. No one can help you.

If you plan to try DeFi derivatives, start with small capital, understand the funding rate and liquidation price, and then use leverage. Don’t directly transfer the experience from the exchange. Many details on the chain are different. You should read the audit report, but don’t be superstitious. Being audited does not mean it is absolutely safe. Position control always comes first. Leverage should not be opened if possible, and should be as low as possible.

Reference: Binance Academy Original link: https://www.binance.com/en/academy/articles/what-are-decentralized-derivatives-and-how-do-they-work-in-defi

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