# mainnet

> `const` **mainnet**: [`Chain`](/reference/filoz/synapse-core/chains/interfaces/chain/)

Defined in: [packages/synapse-core/src/chains.ts:73](https://github.com/FilOzone/synapse-sdk/blob/7a6fba6452cc8f5306340118eca0e0566fdde537/packages/synapse-core/src/chains.ts#L73)

Filecoin Mainnet

Compatible with Viem