LayerZero is an omnichain interoperability protocol enabling seamless cross-chain messaging, token transfers, and decentralized application deployments across 90+ blockchains. It provides REST APIs for querying cross-chain message status, estimating transfer fees, tracking OFT deployments, and executing value transfers across 150+ supported chains.
| API | Base URL | Auth |
|---|---|---|
| Scan API (Mainnet) | https://scan.layerzero-api.com/v1 | None |
| Scan API (Testnet) | https://scan-testnet.layerzero-api.com/v1 | None |
| Value Transfer API | https://transfer.layerzero-api.com/v1 | API Key (some endpoints) |
| OFT Transfer API | https://metadata.layerzero-api.com/v1/metadata/experiment/ofts | API Key |