Question 1

What is the chain ID for zkSync Sepolia?

Accepted Answer

zkSync Sepolia has chain ID 300 (0x12c in hexadecimal). You need this when adding zkSync Sepolia to MetaMask or other EVM wallets.

Question 2

How do I add zkSync Sepolia to my wallet?

Accepted Answer

To add zkSync Sepolia to MetaMask: go to Settings > Networks > Add Network, then enter Chain ID 300, an RPC URL (e.g., https://sepolia.era.zksync.dev), and currency symbol ETH.

Question 3

What tokens can I create on zkSync Sepolia?

Accepted Answer

On zkSync Sepolia you can create ERC-20 (Fungible Tokens) and ERC-721 (NFTs) and ERC-1155 (Multi-Token) through ChainPortal. No coding experience is required.

Question 4

How do I get test tokens for zkSync Sepolia?

Accepted Answer

Visit https://portal.zksync.io/faucet to get free test ETH for zkSync Sepolia.

Question 5

What is ETH used for on zkSync Sepolia?

Accepted Answer

Ether (ETH) is the native currency of zkSync Sepolia. It is used to pay gas fees for transactions, including token creation, NFT minting, and transfers.

Question 6

What RPC endpoints are available for zkSync Sepolia?

Accepted Answer

zkSync Sepolia provides multiple public RPC endpoints for connecting dApps and wallets. See the RPC list on this page for the latest available endpoints.

zkSync Sepolia

RPC Endpoints

Block Explorer

Recommended Wallets

Supported Token Standards

Testnet Faucet

Documentation

Frequently Asked Questions

Other EVM Chains