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What Is LayerZero?

LayerZero is an omnichain interoperability protocol that allows smart contracts on different blockchains to send arbitrary messages and tokens to each other. Rather than locking and minting wrapped assets through a centralized bridge, LayerZero provides messaging endpoints on each supported chain and a configurable security model that applications can tune to their needs. Today LayerZero has endpoints deployed on more than 80 blockchains, including Ethereum, Solana, Aptos, the major EVM Layer 2s, BNB Chain, Avalanche, and many others.

LayerZero Labs was founded in 2021 by Bryan Pellegrino, Ryan Zarick, and Caleb Banister. The team has raised significant funding from investors including a16z, Sequoia Capital, Coinbase Ventures, and Tiger Global. The project's core thesis is that blockchains will continue to proliferate, and applications need a generalized, permissionless way to coordinate state across them. The first version of the protocol launched in 2022 and quickly became one of the most heavily integrated cross-chain stacks in DeFi.

The architecture relies on three components. Each chain has a LayerZero Endpoint contract that applications send and receive messages through. Decentralized Verifier Networks (DVNs) verify that a message sent on the source chain matches what is delivered on the destination chain. Executors deliver verified messages to the destination contract. Critically, application developers can configure which DVNs and executors they trust, including running their own. This configurable security model is a core differentiator: a high-value protocol can require attestations from many DVNs, while a lower-stakes app can use a lighter configuration to save fees.

LayerZero V2, which launched in 2024, formalized the DVN architecture and added support for non-EVM chains including Solana and Aptos. It also separated message verification from execution, allowing those concerns to be handled by independent operators. The Omnichain Fungible Token (OFT) standard built on LayerZero has become a popular way for projects to issue tokens that exist natively across multiple chains without wrapping. Major stablecoins, governance tokens, and liquid staking tokens use OFT for cross-chain availability.

The ZRO token launched in June 2024 through one of the largest and most discussed token distributions in crypto. Rather than a free airdrop, LayerZero used a "Donate to Claim" model in which eligible users could claim allocated ZRO by donating $0.10 per token to the Protocol Guild, a fund that supports Ethereum core developers. ZRO has a maximum supply of 1 billion tokens, allocated across community, strategic partners, the core team, and the foundation. ZRO is used for protocol fees and governance, and the LayerZero Foundation has been gradually rolling out staking and additional utility for the token.

The token launch was preceded by a controversial Sybil-detection process in which the team identified and excluded approximately 800,000 addresses associated with airdrop farming. The community was given several weeks to self-report and reach a settlement. While criticized for its complexity, the process was an attempt to direct allocations toward genuine users rather than industrial farmers, and it has since influenced how other large airdrops are designed.

LayerZero competes with Wormhole, Axelar, Chainlink CCIP, and Hyperlane, among others, and the cross-chain landscape remains highly contested. LayerZero's strengths are its broad chain coverage, the OFT standard's adoption by major token issuers, and the configurable DVN security model that lets applications tune their own trust assumptions.

Getting Started With LayerZero

Most users interact with LayerZero indirectly through applications that integrate it for cross-chain transfers and messaging. To use LayerZero-powered features:

  1. Step 1: Set up wallets for the chains you plan to interact with (e.g., MetaMask for EVM chains, Phantom for Solana).
  2. Step 2: Visit a LayerZero-powered application such as Stargate Finance or a project using the OFT standard.
  3. Step 3: Connect your wallet, choose source and destination chains, and select the asset and amount.
  4. Step 4: Approve the transaction on the source chain and pay any LayerZero messaging fees in the source chain's native gas token.
  5. Step 5: Wait for the message to be verified by the configured DVN(s) and executed on the destination chain.

For ZRO holders, you can use ZRO to pay protocol fees on supported applications and participate in governance through the LayerZero Foundation as additional utility is rolled out.

How to Get a LayerZero Wallet?

ZRO is deployed using the OFT standard and exists natively on Ethereum, Arbitrum, Optimism, BNB Chain, Avalanche, and many other LayerZero-supported chains:

MetaMask

MetaMask is the most common wallet for holding ZRO on Ethereum and other EVM-compatible chains. Add the ZRO token contract for the network you are using to view and transfer it.

Rabby Wallet

Rabby is a DeFi-focused wallet with strong multi-chain support and transaction simulation. It detects ZRO automatically across supported networks and is well-suited to users who hold positions on several LayerZero-connected chains.

Phantom

For ZRO on Solana, Phantom provides reliable SPL token support and integrates with major Solana DEXs and applications.

Hardware Wallets

Ledger hardware wallets support ZRO on every chain where it has been deployed, via integrations with MetaMask, Rabby, Phantom, and similar wallets. Hardware wallets are strongly recommended for larger ZRO holdings.

LayerZero Resources

How to Buy LayerZero?

ZRO is listed on most major centralized and decentralized exchanges:

Centralized Exchanges

ZRO is available on Binance, Coinbase, OKX, Bybit, Kraken, KuCoin, and many other exchanges. Trading pairs typically include ZRO/USDT and ZRO/USDC. Some platforms support direct fiat purchases for ZRO.

Decentralized Exchanges

ZRO is available on Uniswap, SushiSwap, and other major DEXs across the EVM chains where it is deployed. Because ZRO is an OFT, the same canonical token exists on multiple chains, allowing it to be moved across networks via LayerZero itself rather than through a separate bridge.

After purchasing ZRO, you can use it to pay LayerZero protocol fees on supported applications and participate in governance and staking as additional utility comes online.

Latest LayerZero News

LayerZero has continued to expand both its chain coverage and the depth of its security model since the ZRO launch in 2024. The protocol now supports more than 80 blockchains, with continued growth into non-EVM ecosystems such as Solana, Aptos, Sui, and various Cosmos-based chains. The OFT standard has been adopted by an expanding set of major issuers for stablecoins, liquid staking tokens, and governance tokens that need to live natively across multiple chains.

The Decentralized Verifier Network ecosystem has matured, with more independent DVN operators and tooling that lets applications tune their own security configurations. LayerZero has also been a central piece of infrastructure in the broader push toward intent-based and cross-chain user experiences. The team continues to invest in audits, formal verification, and the LayerZero Foundation's governance roadmap.