> For the complete documentation index, see [llms.txt](https://docs.quarkchain.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.quarkchain.io/network-reference/rpc-configuration.md).

# RPC configurations

### Mainnet

```
Bridge: https://migration.mainnet.l2.quarkchain.io
Explorer：https://explorer.mainnet.l2.quarkchain.io
RPC: https://rpc.mainnet.l2.quarkchain.io:8545
```

### Delta Testnet

```
Bridge: https://migration.delta.testnet.l2.quarkchain.io
Faucet: https://qkc-l2-delta-faucet.eth.sep.web3gateway.dev
Explorer：https://explorer.delta.testnet.l2.quarkchain.io
RPC: https://rpc.delta.testnet.l2.quarkchain.io:8545
```