Arc is a Layer-1 blockchain built by Circle, the issuer of USDC.

Arc is a stablecoin-focused L1 blockchain that delivers the performance, reliability, and liquidity required for global finance.

From emerging stablecoin trading protocols to tokenized stocks, commodities, and real estate, Arc provides a powerful environment for stablecoin issuers and builders to launch, collaborate, and scale with confidence. Arc is built by Circle.

1: Claim Testnet Tokens

Paste your address and click to claim — get both tokens.

2: OnChainGM — App on Arc Testnet

2.1: Send GM

Go to OnChainGM, connect wallet, search “ARC” in the search bar, and click the testnet to jump to the correct page.

Click “GM on ARC” → confirm in wallet.

2.2: Deploy

Same search, this time click “Deploy” → it will jump to the deployment page.

Click Deploy → confirm in wallet → wait for completion.

3: zkCodex — App on Arc Testnet

3.1: Deploy Contracts

Go to zkCodex → connect wallet → switch to Arc testnet.

Deploy all three: Contract → Token → NFT (do them one by one).

3.2: Send GM

At the top of the site, select the “GM” tab → click “Send GM”. You can also interact with the other two tabs.

3.3: Mint NFT

Click the “NFT” tab → mint an NFT.

4: Domain

Go to InfinityName → connect wallet → switch to Arc testnet.

Think of a name you like → click Register → scroll down to find Arc testnet → click Register.