Supported chains
MetaMask Agent Wallet supports multiple EVM chains and Solana. The authoritative list is the output
of mm chains list.
List supported chains
mm chains list
For machine-readable output:
mm chains list --json
Product coverage
The product targets the following networks. Confirm availability with mm chains list because
the CLI registry may update between releases:
| Network | Typical chain ID |
|---|---|
| Ethereum | 1 |
| Linea | 59144 |
| Arbitrum | 42161 |
| Avalanche | 43114 |
| Optimism | 10 |
| Base | 8453 |
| Polygon | 137 |
| BNB Smart Chain | 56 |
| Sei | See mm chains list |
| Solana | Solana namespace (see CLI output) |
Per-chain balances
Wallet balances and transfers are scoped to the chain you specify with --chain-id (EVM) or the
Solana namespace. Fund each chain separately, or bridge with mm swap execute before transferring.