# 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/d9d7ff65cc57a0664db3a209a0d25c3a4d4e34f0/packages/synapse-core/src/chains.ts#L73)

Filecoin Mainnet

Compatible with Viem