# 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/5b0d94cdb43d49b460a669d64636e274a8d683fb/packages/synapse-core/src/chains.ts#L73)

Filecoin Mainnet

Compatible with Viem