Function: fromViemClient()

fromViemClient(client: { }, ctx?: ChainContext): Promise<EVMChain>

Defined in: evm/viem/client-adapter.ts:147

Create EVMChain from a viem PublicClient.

Supports ALL viem transport types including:

• http() - Standard HTTP transport
• webSocket() - WebSocket transport
• custom() - Injected providers (MetaMask, WalletConnect, etc.)
• fallback() - Fallback transport with multiple providers

Parameters

Parameter	Type	Description
client	{ }	viem PublicClient instance with chain defined
ctx?	ChainContext	Optional chain context (logger, etc.)

Returns

Promise<EVMChain>

EVMChain instance

Examples

TypeScript

import { createPublicClient, http } from 'viem'
import { mainnet } from 'viem/chains'
import { fromViemClient } from '@chainlink/ccip-sdk/viem'

const publicClient = createPublicClient({
  chain: mainnet,
  transport: http('https://eth.llamarpc.com'),
})

const chain = await fromViemClient(publicClient)
const messages = await chain.getMessagesInTx(tx)

Browser wallet (MetaMask)

TypeScript

import { createPublicClient, custom } from 'viem'
import { mainnet } from 'viem/chains'
import { fromViemClient } from '@chainlink/ccip-sdk/viem'

const publicClient = createPublicClient({
  chain: mainnet,
  transport: custom(window.ethereum),
})

const chain = await fromViemClient(publicClient)