cross-chain
Installation
SKILL.md
Cross-Chain Development
Patterns and integrations for bridging assets and messages across blockchain networks.
Circle CCTP (Cross-Chain Transfer Protocol)
Native USDC bridging — burn on source, mint on destination. No wrapped tokens.
Supported Chains & Domain IDs
| Chain | Domain ID | TokenMessenger | MessageTransmitter |
|---|---|---|---|
| Ethereum | 0 | 0xBd3fa81B58Ba92a82136038B25aDec7066af3155 |
0x0a992d191DEeC32aFe36203Ad87D7d289a738F81 |
| Avalanche | 1 | 0x6B25532e1060CE10cc3B0A99e5683b91BFDe6982 |
0x8186359aF5F57FbB40c6b14A588d2A59C0C29880 |
| Optimism | 2 | 0x2B4069517957735bE00ceE0fadAE88a26365528f |
0x4D41f22c5a0e5c74090899E5a8Fb597a8842b3e8 |
| Arbitrum | 3 | 0x19330d10D9Cc8751218eaf51E8885D058642E08A |
0xC30362313FBBA5cf9163F0bb16a0e01f01A896ca |
| Base | 6 | 0x1682Ae6375C4E4A97e4B583BC394c861A46D8962 |
0xAD09780d193884d503182aD4F75D113B9B2b0Cd9 |
| Solana | 5 | Program: CCTPiPYPc6AsJuwueEnWgSgucamXDZwBd53dQ11YiKX3 |
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