sendCalls

Action that requests for the wallet to sign and broadcast a batch of calls (transactions) to the network.

Read more.

WARNING

This is an experimental action that is not supported in most wallets. It is recommended to have a fallback mechanism if using this in production.

Import

import { sendCalls } from '@wagmi/core/experimental'

Usage

index.ts

import { parseEther } from 'viem'
import { sendCalls } from '@wagmi/core/experimental'
import { config } from './config'

const id = await sendCalls(config, {
  calls: [
    {
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
      value: parseEther('1')
    },
    {
      data: '0xdeadbeef',
      to: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC',
    },
  ]
})

config.ts

import { http, createConfig } from '@wagmi/core'
import { mainnet, sepolia } from '@wagmi/core/chains'

export const config = createConfig({
  chains: [mainnet, sepolia],
  transports: {
    [mainnet.id]: http(),
    [sepolia.id]: http(),
  },
})

Parameters

import { type SendCallsParameters } from '@wagmi/core/experimental'

account

Account | Address | undefined

Account to execute the calls.

index.ts

import { parseEther } from 'viem'
import { sendCalls } from '@wagmi/core/experimental'
import { config } from './config'

const id = await sendCalls(config, {
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266', 
  calls: [
    {
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
      value: parseEther('1')
    },
    {
      data: '0xdeadbeef',
      to: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC',
    },
  ],
})

config.ts

import { http, createConfig } from '@wagmi/core'
import { mainnet, sepolia } from '@wagmi/core/chains'

export const config = createConfig({
  chains: [mainnet, sepolia],
  transports: {
    [mainnet.id]: http(),
    [sepolia.id]: http(),
  },
})

calls

{ to: Hex, data?: Hex, value?: bigint }[]

Calls to execute.

index.ts

import { parseEther } from 'viem'
import { sendCalls } from '@wagmi/core/experimental'
import { config } from './config'

const id = await sendCalls(config, {
  calls: [ 
    { 
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8', 
      value: parseEther('1') 
    }, 
    { 
      data: '0xdeadbeef', 
      to: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC', 
    }, 
  ], 
})

config.ts

import { http, createConfig } from '@wagmi/core'
import { mainnet, sepolia } from '@wagmi/core/chains'

export const config = createConfig({
  chains: [mainnet, sepolia],
  transports: {
    [mainnet.id]: http(),
    [sepolia.id]: http(),
  },
})

capabilities

WalletCapabilities | undefined

Capability metadata for the calls (e.g. specifying a paymaster).

index.ts

import { parseEther } from 'viem'
import { sendCalls } from '@wagmi/core/experimental'
import { config } from './config'

const id = await sendCalls(config, {
  calls: [
    {
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
      value: parseEther('1')
    },
    {
      data: '0xdeadbeef',
      to: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC',
    },
  ],
  capabilities: { 
    paymasterService: { 
      url: 'https://...'
    } 
  } 
})

config.ts

import { http, createConfig } from '@wagmi/core'
import { mainnet, sepolia } from '@wagmi/core/chains'

export const config = createConfig({
  chains: [mainnet, sepolia],
  transports: {
    [mainnet.id]: http(),
    [sepolia.id]: http(),
  },
})

chainId

number | undefined

The target chain ID to broadcast the calls.

index.ts

import { parseEther } from 'viem'
import { sendCalls } from '@wagmi/core/experimental'
import { config } from './config'

const id = await sendCalls(config, {
  calls: [
    {
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
      value: parseEther('1')
    },
    {
      data: '0xdeadbeef',
      to: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC',
    },
  ],
  chainId: 10, 
})

config.ts

import { http, createConfig } from '@wagmi/core'
import { mainnet, sepolia } from '@wagmi/core/chains'

export const config = createConfig({
  chains: [mainnet, sepolia],
  transports: {
    [mainnet.id]: http(),
    [sepolia.id]: http(),
  },
})

connector

Connector | undefined

Connector to get send the calls with.

index.ts

import { parseEther } from 'viem'
import { getConnections } from '@wagmi/core'
import { sendCalls } from '@wagmi/core/experimental'
import { config } from './config'

const connections = getConnections(config)
const id = await sendCalls(config, {
  calls: [
    {
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
      value: parseEther('1')
    },
    {
      data: '0xdeadbeef',
      to: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC',
    },
  ],
  connector: connections[0]?.connector, 
})

config.ts

import { http, createConfig } from '@wagmi/core'
import { mainnet, sepolia } from '@wagmi/core/chains'

export const config = createConfig({
  chains: [mainnet, sepolia],
  transports: {
    [mainnet.id]: http(),
    [sepolia.id]: http(),
  },
})

Return Type

import { type SendCallsReturnType } from '@wagmi/core/experimental'

bigint

Most recent block number seen.

Error

import { type SendCallsErrorType } from '@wagmi/core/experimental'

TanStack Query

import {
  type SendCallsData,
  type SendCallsOptions,
  type SendCallsQueryFnData,
  type SendCallsQueryKey,
  sendCallsQueryKey,
  sendCallsQueryOptions,
} from '@wagmi/core/experimental/query'

Viem

• sendCalls