Sponsored USDC Transactions on Arc Testnet

Arc Testnet is now supported by both of thirdweb's Account Abstraction solutions, EIP-4337 Smart Wallets and EIP-7702 stack - you can now use our sponsored execution features across all our interfaces. x402 via Nexus soon as well.

Support in API

curl https://api.thirdweb.com/v1/transactions \
  --request POST \
  --header 'Content-Type: application/json' \
  --header 'x-secret-key: nnD...LafQ' \
  --data '{
  "chainId": 5042002,
  "transactions": [
    {
      "data": "0x",
      "to": "vitalik.eth",
      "value": "0"
    }
  ]
}'

Support in Typescript/React

const wallet = inAppWallet({
  executionMode: {
    mode: "EIP7702",
    sponsorGas: true,
  },
});

Support in .NET/Unity

var wallet = await InAppWallet.Create(
  client: myThirdwebClient, 
  authProvider: AuthProvider.Guest,
  executionMode: ExecutionMode.EIP7702Sponsored
);

Documentation for sponsoring transactions available here.