approveERC20

approveERC20

Authorize a specified Ethereum address to spend a defined amount of ERC20 tokens from your wallet. Use this tool to manage token allowances securely on supported networks.

Input Schema

Name	Required	Description
`amount`	Yes	The amount of tokens to transfer (can be decimal, e.g. '1.5')
`chainId`	No	Optional. The chain ID to use. If provided with a named network and they don't match, the RPC's chain ID will be used.
`gasLimit`	No
`gasPrice`	No
`provider`	No	Optional. Either a network name or custom RPC URL. Use getAllNetworks to see available networks and their details, or getNetwork to get info about a specific network. You can use any network name returned by these tools as a provider value.
`spenderAddress`	Yes	The Ethereum address to approve for spending tokens
`tokenAddress`	Yes	The address of the ERC20 token contract

Input Schema (JSON Schema)

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false,
  "properties": {
    "amount": {
      "description": "The amount of tokens to transfer (can be decimal, e.g. '1.5')",
      "type": "string"
    },
    "chainId": {
      "description": "Optional. The chain ID to use. If provided with a named network and they don't match, the RPC's chain ID will be used.",
      "type": "number"
    },
    "gasLimit": {
      "type": "string"
    },
    "gasPrice": {
      "type": "string"
    },
    "provider": {
      "description": "Optional. Either a network name or custom RPC URL. Use getAllNetworks to see available networks and their details, or getNetwork to get info about a specific network. You can use any network name returned by these tools as a provider value.",
      "type": "string"
    },
    "spenderAddress": {
      "description": "The Ethereum address to approve for spending tokens",
      "type": "string"
    },
    "tokenAddress": {
      "description": "The address of the ERC20 token contract",
      "type": "string"
    }
  },
  "required": [
    "tokenAddress",
    "spenderAddress",
    "amount"
  ],
  "type": "object"
}

MCP Ethers Wallet

Input Schema

Input Schema (JSON Schema)

Other Tools from MCP Ethers Wallet

Related Tools

MCP directory API