Bridge · Review
ActiveLayerZero V2 Review 2026: Omnichain Messaging Protocol
LayerZero V2 is a cross-chain messaging protocol that lets apps send data and assets between many blockchains, with about $17.6 billion in TVL listed on DefiLlama. Its strength is reach and configurable security; the main caveat is that safety depends on each app's setup.
+71 more
- Flare
- Stable
- Plasma
- Citrea
- Hyperliquid L1
- Abstract
- Peaq
- Somnia
- Hemi
- Kava
- Fraxtal
- Avalanche
- zkSync Era
- 0G
- TAC
- Sei
- Fantom
- Chiliz
- Goat
- Metis
- Optimism
- Telos
- Rsk
- Robinhood Chain
- Mantle
- Celo
- Linea
- Soneium
- Katana
- Unichain
- Cronos
- Berachain
- Scroll
- Ink
- Vana
- Sonic
- Flow
- Conflux
- Astar
- Mode
- Core
- Story
- Manta
- Nibiru
- xDai
- XDC
- Lightlink
- Monad
- Plume
- Tempo
- X Layer
- Blast
- Morph
- Swellchain
- Taiko
- BOB
- Canto
- World Chain
- Hedera
- Op_Bnb
- Moonriver
- Lisk
- MegaETH
- Harmony
- Moonbeam
- Polygon zkEVM
- Zora
- Sophon
- Etherlink
- TomoChain
- Kaia
By the DappsAtlas editorial team · Updated
DappsAtlas score
8.0/10
Excellent
Our verdict on LayerZero V2
8.0/10LayerZero V2 suits developers and asset issuers who need to connect many chains, and users who want to understand the infrastructure behind many bridges. Its main strength is reach and configurable security, backed by roughly $17.6 billion in TVL and a clean reported record for V2. The main caveat is that safety depends on each application's verifier setup, and fees are not published publicly, so check both before moving funds.
Score breakdown
How LayerZero V2 scores
- Security
- 7.5/10
- Ease of use
- 6.5/10
- Fees
- n/a
- Features
- 8.5/10
Scores run from 0 to 10 and are based only on facts we could verify. Where information was missing we mark the score n/a rather than guess.
What is LayerZero V2?
LayerZero V2 is a cross-chain interoperability protocol. DefiLlama describes it as technology that lets applications move data across blockchains, with censorship-resistant messages and permissionless development through immutable smart contracts. It is categorized as a bridge and lists about $17.6 billion in TVL, up 8.1% over seven days.
The protocol is listed on a long roster of chains, from Ethereum, Arbitrum and Base to Solana, Tron, Hedera and many newer networks. The homepage positions it as the standard for cross-chain asset movement, aimed at issuers that want to deploy and connect assets across major chains.
The company also promotes related products: Stargate, Zero (described as a heterogeneous blockchain), Console (an enterprise control plane) and ATLAS (a headless exchange). Console and ATLAS are described as launching later this year. DefiLlama lists two audits and the ZRO token.
How LayerZero V2 works
LayerZero V2 acts as a messaging layer between blockchains. An application on one chain calls an endpoint contract to send a message. Verifiers then attest that the message occurred, and it is delivered and executed on the destination chain.
according to public reporting, the main V2 upgrade is separating security from execution. Decentralized verifier networks (DVNs) check the message, and developers choose which ones their application trusts. This gives flexibility but puts responsibility on the app team.
Assets can move across chains by using these messages to lock, burn or mint tokens, depending on the app's design. That is why LayerZero is classed as a bridge on DefiLlama, even though it is general-purpose infrastructure.
7 features
Key features
01
Cross-chain messaging
Applications send data and instructions between chains, not just tokens. This lets developers build apps that operate on several chains at once.
02
Endpoint and libraries split
Per public reporting, V2 splits the endpoint apps call from the message libraries and verifier sets that attest remote events.
03
Configurable DVN security
Developers can pick and configure verifier networks per application, trading off security, speed and cost.
04
Immutable, permissionless contracts
DefiLlama describes the contracts as immutable and development as permissionless, so teams can integrate without asking permission.
05
Broad chain coverage
DefiLlama lists a wide set of EVM and non-EVM chains, including Solana, Tron and Hedera alongside Ethereum and its layer 2s.
06
Asset issuer tooling
The homepage presents interoperability as a tool for asset issuers to deploy, expand and connect assets across major chains.
07
Wider product suite
The homepage lists Stargate, Zero (a blockchain), Console (an enterprise control plane) and ATLAS (an exchange), the last two marked as launching later this year.
Pros and cons
What we like
- Very broad chain coverage across EVM and non-EVM networks.
- Large TVL of about $17.6 billion suggests heavy real-world use.
- Configurable verifier networks let apps tune security, speed and cost.
- Contracts are described as immutable and development as permissionless.
- A third-party report found no V2 security breaches reported since December 2023.
- Two audits are listed on DefiLlama.
Watch out for
- Fee levels are not published in the source facts, so total cost per message or transfer is hard to judge in advance.
- Security depends on how each application configures its verifier networks; a weak setup can undermine the protocol's guarantees.
- A very large TVL and many connected chains make it a high-value target for exploits, even though none were reported for V2 in the sources reviewed.
- Several newer products (Console, ATLAS) are described as launching later this year, so they are not yet proven.
- Most users meet it indirectly through apps, which makes it hard to see which configuration a given bridge actually uses.
- The ZRO token adds market and governance considerations for anyone holding it.
LayerZero V2 fees
The project does not publish a fee schedule for LayerZero V2. Costs are set per application, so users would see them in the interface of the app or bridge they use, and developers in the protocol's documentation.
In general, cross-chain messaging involves gas on the source chain plus payment for verification and delivery on the destination chain. Because V2 lets apps choose their verifiers, total cost varies with that choice. Treat any figure as app-specific until you see a quote.
Is LayerZero V2 safe?
DefiLlama lists two audits, but the project does not name the auditors or findings. A third-party deep dive from early 2025 said no security breaches had been reported for V2 since its December 2023 launch. That reflects a track record at one point in time, not a guarantee.
The main risks are smart-contract bugs, verifier misconfiguration and weaknesses in apps built on top. Because each application picks its own DVNs, two apps on the same protocol can have very different security. Regulatory status is not covered publicly. Users should avoid sending more than they can afford to lose and verify an app's setup first.
6 steps
How to get started with LayerZero V2
- 1
Decide whether you are a user or a developer; most users reach LayerZero through an app such as a bridge or a token that uses it.
- 2
Check that both the source and destination chains are supported by the app you plan to use.
- 3
Review which verifier setup the app uses, if it is documented, before moving significant funds.
- 4
Start with a small test transfer and confirm it arrives on the destination chain.
- 5
Developers should read the official documentation on endpoints, message libraries and DVN configuration before deploying.
- 6
Keep transaction records and double-check contract addresses against official sources.
Who LayerZero V2 is for
Developers building multichain apps, token issuers expanding across chains, and informed users who want to know what powers the bridges they use. Casual users will mostly interact through apps rather than the protocol directly.
LayerZero V2 FAQs
What is LayerZero V2?
LayerZero V2 is a protocol that lets applications on one blockchain send messages and move assets to another. DefiLlama describes it as technology that enables applications to move data across blockchains, using immutable smart contracts. It is infrastructure, so most people use it through apps built on top.
What changed between LayerZero V1 and V2?
V2 was introduced in December 2023, according to a third-party deep dive in public reporting. Its main change from V1 is separating security from execution, so each app can choose its own verifier setup. Public reporting also describe an endpoint contract that apps call, separate from the message libraries and verifier sets.
What is a DVN in LayerZero?
A DVN, or decentralized verifier network, is an independent party that attests that a message really happened on the source chain. Developers can customize which DVNs their application relies on, balancing security, speed and cost. Which DVNs are used is a key factor in how safe a given app is.
Does LayerZero have a token?
Public sources list ZRO as the LayerZero token. They do not describe the token's utility, supply or distribution, so check official documentation before making any decision about it. This review is not financial advice.
Has LayerZero V2 been hacked?
Not in the sources reviewed. A third-party report from early 2025 said no security breaches had been reported for V2 since its December 2023 launch. That is not a guarantee of future safety, and apps built on top can have their own flaws.
Which blockchains does LayerZero support?
DefiLlama lists it on dozens of chains, including Ethereum, Arbitrum, Base, Solana, BNB Chain, Polygon, Optimism, Avalanche and Tron. The full list changes over time, so confirm that your chain is supported in the official docs.
Compare
LayerZero V2 alternatives
Chainlink CCIP is a cross-chain messaging and token-transfer protocol for developers, token issuers and institutions, with about $1.89B TVL on 21 chains.
Unit is the asset tokenization layer on Hyperliquid, letting users deposit and withdraw native assets like BTC, ETH and SOL.
USDT0 is Tether's omnichain system that puts USDT and tokenized gold (XAUT0) on 25+ blockchains, for users and protocols needing unified stablecoin liquidity.
Hyperliquid Bridge moves USDC from Arbitrum onto the Hyperliquid Layer 1 for traders using its perpetual and spot markets.
cBridge is Celer Network's multi-chain bridge for moving tokens across Ethereum, layer-2s and sidechains, for DeFi users who bridge between many networks.
FAssets is an over-collateralized bridge on Flare that lets XRP, BTC and DOGE holders mint wrapped tokens to use in DeFi.
Same category
More Bridges
Lombard BTC.b is a 1:1 Bitcoin representation for moving BTC across several chains in DeFi, secured by a validator consortium and redeemable for native BTC.
Wan Bridge is Wanchain's cross-chain bridge, linking over 30 networks including Bitcoin, XRPL, Ethereum and Solana, for users moving assets across chains.
sBTC is a SIP-010 token on Stacks pegged 1:1 to Bitcoin, for BTC holders who want to use their Bitcoin in DeFi and smart contracts.
BOB is a Bitcoin-focused EVM hybrid L2 with a Gateway for native BTC swaps, bridging and DeFi, aimed at Bitcoin holders and developers.
deBridge is a cross-chain protocol for swapping and transferring tokens and data between blockchains, aimed at users who move assets across networks.
Mezo Bridge is the listing for Mezo, a Bitcoin-first network for borrowing against BTC, earning yield and using the MUSD stablecoin.
Same chain
More on Polygon
Aave V3 is a non-custodial DeFi lending protocol on 21 chains where users earn interest on deposits or borrow against collateral.
Uniswap V4 is the latest Uniswap DEX version with hooks and concentrated liquidity, running on 22 chains for self-custody token swaps and liquidity provision.
Uniswap V3 is a non-custodial decentralized exchange protocol for token swaps and concentrated liquidity provision across 40+ chains.
OKX is a major centralized crypto exchange for spot and derivatives trading, earn products and a Web3 wallet, with its own OKB token.
Morpho Blue is a permissionless lending primitive with about $11.4 billion in TVL on DefiLlama, accessed mainly through curated vaults.
Compound V3 is a lending protocol on Ethereum and nine other chains where users supply a base asset for yield or borrow it against collateral.
Guides
Guides that mention LayerZero V2
Blockchain
Blockchain Examples and How They WorkLearn how blockchains record and verify transactions, how consensus keeps a shared ledger in sync, and how Bitcoin, Ethereum and other networks put the technology to work. See practical examples, key trade-offs and ways to assess whether a blockchain is a good fit.
Blockchain
Algorand Build-A-Bull Hackathon: What It Was and What to Do NextAlgorand Foundation ran a Build-A-Bull hackathon in late 2023 with a $200,000 prize pool in USDC. This guide explains what the event was, how its prize structure worked, what happened after it closed, and what builders can do with the same playbook today.
Blockchain
Avalanche Blockchain Explained: How AVAX Works in 2026Avalanche is a layer 1 blockchain built for fast transaction finality and customisable networks. This guide explains its three built-in chains, the AVAX token, how validators reach agreement, and how to start safely.
Blockchain
Avalanche Subnets Explained: What They Are and Why dApps Use ThemAvalanche subnets are custom blockchains that run on Avalanche's shared infrastructure, each with its own validators, fee token and rules. This guide explains how they work, when a dApp benefits from one, and which trade-offs to check before building or using one.
Blockchain
Best Injective dApps for DeFi, NFTs and More in 2026Injective is a Layer-1 chain built for finance, so most of its dApps are trading, lending and derivatives venues, with NFTs and games as smaller areas. This guide explains how to judge which Injective dApps are worth using and how to check their current status.
Blockchain
Blockchain Interoperability Explained and How Lisk Approaches ItBlockchains are separate networks that do not natively share assets or data, which limits liquidity, users and applications. Interoperability is the set of methods that let them exchange value and messages, and Lisk is one platform that has built its own approach to it.
How we checked
Sources
- 1.defillama.com/protocol/layerzero-v2
- 2.hkdca.com/wp-content/uploads/2025/02/layerzero-deep-dive-swift-network-blockchain-animoca.pdf
- 3.rasengansec.hashnode.dev/layerzero-v1-vs-v2-deep-dive-into-cross-chain-messaging-and-innovations
Last updated . Spotted an error? Tell us and we will correct it.