impersonateAccount ​

Impersonate an account or contract address. This lets you send transactions from that account even if you don't have access to its private key.

Usage ​

import { testClient } from './client'

await testClient.impersonateAccount({ 
  address: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC'
})

import { createTestClient, http } from 'viem'
import { foundry } from 'viem/chains'

export const testClient = createTestClient({
  chain: foundry,
  mode: 'anvil',
  transport: http(), 
})

Parameters ​

address ​

• Type: Address

The address of the target account.

await testClient.impersonateAccount({
  address: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC', 
})