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signTransaction ​

Action for signing a transaction.

Import ​

ts
import { signTransaction } from '@wagmi/core'

Usage ​

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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 ​

ts
import { type SignTransactionParameters } from '@wagmi/core'

accessList ​

AccessList | undefined

The access list.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  accessList: [{ 
    address: '0x1', 
    storageKeys: ['0x1'], 
  }], 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

account ​

Address | Account | undefined

Account to use when signing a transaction. Throws if account is not found on connector.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  account: '0xA0Cf798816D4b9b9866b5330EEa46a18382f251e', 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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 ​

config['chains'][number]['id'] | undefined

Chain ID to validate against before signing the transaction.

ts
import { signTransaction } from '@wagmi/core'
import { mainnet } from '@wagmi/core/chains'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  chainId: mainnet.id, 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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 sign the transaction with.
  • Defaults to current connector.
ts
import { getConnections, signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const connections = getConnections(config)
const signature = await signTransaction(config, {
  connector: connections[0]?.connector, 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

data ​

`0x${string}` | undefined

A contract hashed method call with encoded args.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2', 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

gas ​

bigint | undefined | null

Gas provided for transaction execution, or null to skip the prelude gas estimation.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther, parseGwei } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  gas: parseGwei('20'), 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

gasPrice ​

bigint | undefined

The price in wei to pay per gas. Only applies to Legacy Transactions.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther, parseGwei } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  gasPrice: parseGwei('20'), 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

maxFeePerGas ​

bigint | undefined

Total fee per gas in wei, inclusive of maxPriorityFeePerGas. Only applies to EIP-1559 Transactions.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther, parseGwei } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  maxFeePerGas: parseGwei('20'), 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

maxPriorityFeePerGas ​

bigint | undefined

Max priority fee per gas in wei. Only applies to EIP-1559 Transactions.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther, parseGwei } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  maxFeePerGas: parseGwei('20'),
  maxPriorityFeePerGas: parseGwei('2'), 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

nonce ​

number

Unique number identifying this transaction.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  nonce: 123, 
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  value: parseEther('0.01'),
})
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(),
  },
})

to ​

Address

The transaction recipient or contract address.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B', 
  value: parseEther('0.01'),
})
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(),
  },
})

type ​

'legacy' | 'eip1559' | 'eip2930' | undefined

Optional transaction request type to narrow parameters.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B',
  type: 'eip1559', 
  value: parseEther('0.01'),
})
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(),
  },
})

value ​

bigint | undefined

Value in wei sent with this transaction.

ts
import { signTransaction } from '@wagmi/core'
import { parseEther } from 'viem'
import { config } from './config'

const signature = await signTransaction(config, {
  to: '0xd2135CfB216b74109775236E36d4b433F1DF507B', 
  value: parseEther('0.01'), 
})
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 ​

ts
import { type SignTransactionReturnType } from '@wagmi/core'

Hash

Transaction hash.

Error ​

ts
import { type SignTransactionErrorType } from '@wagmi/core'

TanStack Query ​

ts
import {
  type SignTransactionData,
  type SignTransactionVariables,
  type SignTransactionMutate,
  type SignTransactionMutateAsync,
  signTransactionMutationOptions,
} from '@wagmi/core/query'

Viem ​

Released under the MIT License.

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