approveERC20
Authorize a specified Ethereum address to spend a defined amount of ERC20 tokens from your wallet on supported networks.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| 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"
}