Optimism: everything you need to know about OP

What is Optimism

Optimism is a layer 2 scaling solution built on the Ethereum network, designed to improve the scalability and efficiency of Ethereum. Optimism utilizes so-called "optimistic rollups," a technique that allows transactions to be executed faster and more affordably than on the Ethereum layer 1 itself. The main goal of Optimism is to reduce the high transaction fees and slow transaction times that sometimes occur on Ethereum, while maintaining security and decentralization.

How does Optimism work?

Optimism utilizes optimistic rollups, a method where transactions are first conducted outside the Ethereum blockchain (off-chain) and then merged in batches and returned to the Ethereum blockchain (on-chain). The innovative aspect of this technique is that transactions are considered "optimistic," meaning they are accepted as valid until proven otherwise. This reduces the need for costly and time-consuming verification of each transaction, leading to a significant increase in processing capacity and a decrease in transaction costs.

The token

The native token of the Optimism network is OP. This token is used for various purposes within the network, such as paying transaction fees, rewarding network participants, and for governance purposes. OP holders have voting rights within the Optimism ecosystem, which means they can influence decisions regarding network upgrades and other important changes.

The technology behind Optimism

Optimism is built with a focus on scalability and efficiency, without compromising the security of the Ethereum network. The optimistic rollup technology is at the core of the system. In this process, transactions are grouped and processed off-chain to be periodically sent to the Ethereum mainnet for finalization. This process utilizes fraud proofs to ensure that any fraudulent transactions can be disputed and corrected.

The Optimism ecosystem

Optimism has a rapidly growing ecosystem with a wide range of decentralized applications (dApps) and DeFi protocols integrated with the platform. Thanks to enhanced scalability and lower costs, Optimism offers a more attractive platform for developers looking for an efficient way to build on Ethereum. Popular projects like Uniswap and Synthetix have already made their way to Optimism, strengthening confidence in this scaling solution.

Benefits of Optimism

One of the biggest advantages of Optimism is the significant reduction in transaction costs and wait times compared to Ethereum layer 1. This makes the platform ideal for users who perform frequent transactions or are involved in DeFi protocols. Additionally, Optimism maintains the security and decentralization of Ethereum, meaning that users can benefit from scalability without compromising on security.

Disadvantages of Optimism

Despite the many advantages, Optimism also has some disadvantages. An important point is the complexity of optimistic rollup technology, which is still being improved and optimized. In addition, the process of fraud prevention, which requires a period of time to challenge fraudulent transactions, can lead to delays in the settlement of some transactions. This can cause uncertainty for users who desire immediate transaction finalization.

Who is the founder of Optimism?

Optimism was co-founded by Jinglan Wang and Karl Floersch, both prominent figures in the blockchain and crypto world. Jinglan Wang is an experienced blockchain developer with a background in both computer science and finance, while Karl Floersch is known as a prominent developer within the Ethereum ecosystem. Together, they have provided the vision and leadership to develop Optimism into one of the most promising layer 2 solutions for Ethereum.

Expectations for the coming period

Experts expect a minimum price of €5.83 in 2026 and a minimum price of €19.27 in 2031.

Frequently asked questions