# 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/1a1d16a73ad5da89c80d6276a9c9ad8af2ec33fd/packages/synapse-core/src/chains.ts#L73)

Filecoin Mainnet

Compatible with Viem