ETH
A decentralized platform that enables smart contracts and dApps, serving as the backbone of DeFi and NFTs.
Ethereum is a decentralized, open-source blockchain platform that enables the creation of smart contracts and decentralized applications (dApps). It was first proposed in late 2013 by programmer Vitalik Buterin, who was just 19 years old at the time. The Ethereum whitepaper described a blockchain with a built-in Turing-complete programming language, allowing developers to create arbitrary applications beyond simple value transfers. Co-founders include Gavin Wood, Joseph Lubin, Charles Hoskinson, Anthony Di Iorio, and others.
The Ethereum network launched on July 30, 2015, after a public crowdsale in 2014 that raised approximately $18 million. It quickly became the foundation for the ICO boom of 2017, the DeFi explosion of 2020, and the NFT craze of 2021. Key milestones include the DAO hack in 2016 that led to a controversial hard fork, the launch of the Beacon Chain in December 2020, and the historic Merge in September 2022 that transitioned Ethereum from proof-of-work to proof-of-stake.
Ethereum's significance in the cryptocurrency ecosystem cannot be overstated. It introduced the concept of programmable money and serves as the settlement layer for the majority of decentralized finance (DeFi) protocols, NFT marketplaces, and layer-2 scaling solutions. The Ethereum Virtual Machine (EVM) has become the de facto standard for smart contract execution, with numerous other blockchains building EVM compatibility. Ether (ETH) is the second-largest cryptocurrency by market capitalization.
Ethereum operates on a proof-of-stake (PoS) consensus mechanism since The Merge in September 2022. Validators stake a minimum of 32 ETH to participate in block validation and earn rewards. Validators are randomly selected to propose blocks, while committees of validators attest to the validity of proposed blocks. This system consumes roughly 99.95% less energy than the previous proof-of-work mechanism.
Smart contracts on Ethereum are written primarily in Solidity or Vyper and compiled to bytecode that runs on the Ethereum Virtual Machine (EVM). Every operation has an associated gas cost, and users pay gas fees in ETH to execute transactions and smart contract calls. The EIP-1559 upgrade introduced a base fee that is burned with each transaction, making ETH potentially deflationary during periods of high network activity. Ethereum processes approximately 15-30 transactions per second on the base layer, with layer-2 rollups like Arbitrum, Optimism, and zkSync extending this capacity significantly.
While Bitcoin was designed primarily as a peer-to-peer digital currency and store of value, Ethereum is a programmable blockchain platform that supports smart contracts and decentralized applications. Bitcoin uses proof-of-work and has a fixed supply of 21 million coins, while Ethereum uses proof-of-stake and has no hard supply cap. Ethereum enables DeFi, NFTs, and complex applications, whereas Bitcoin focuses on being sound money and a settlement layer.
Ethereum is the second-largest cryptocurrency by market cap and powers the vast majority of DeFi and NFT activity. It has a strong developer ecosystem, institutional adoption through spot ETH ETFs, and a deflationary mechanism via EIP-1559. However, like all cryptocurrencies, ETH is volatile and subject to market risk. Investment decisions should be based on your own research and risk tolerance.
Gas fees are payments made by users to compensate for the computing energy required to process transactions on the Ethereum network. Fees are denominated in gwei (a tiny fraction of ETH) and vary based on network congestion. During busy periods, gas fees can spike significantly. Layer-2 solutions like Arbitrum and Optimism offer much lower fees by processing transactions off the main chain.
The Merge, completed on September 15, 2022, was Ethereum's transition from a proof-of-work (PoW) consensus mechanism to proof-of-stake (PoS). This historic upgrade reduced Ethereum's energy consumption by approximately 99.95% and changed how new blocks are validated. Instead of miners competing with computational power, validators now stake ETH to secure the network and earn rewards.
The question of whether ETH can surpass BTC in market capitalization, known as 'The Flippening,' has been debated for years. Ethereum has a larger ecosystem of applications and use cases, but Bitcoin benefits from its first-mover advantage, fixed supply, and stronger store-of-value narrative. Both assets serve different purposes and may continue to coexist as the two pillars of the crypto market.
gpu is building something new for crypto trading. Be the first to try it.
A leading Ethereum scaling solution providing faster and cheaper transactions through sidechains and ZK technology.
ArbitrumARBAn optimistic rollup layer-2 for Ethereum that offers fast and cheap transactions with full EVM compatibility.
OptimismOPAn Ethereum layer-2 using optimistic rollups, powering the Superchain vision for scalable web3.
UniswapUNIThe largest decentralized exchange on Ethereum, pioneering the automated market maker model.
Lido DAOLDOThe largest liquid staking protocol allowing users to stake ETH while receiving tradable stETH tokens.