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MCP Ethers Wallet

getERC20Allowance

Check the approved ERC20 token spending limit for a spender address on Ethereum networks. Input token, owner, and spender addresses to retrieve allowance details for wallet management.

Input Schema

NameRequiredDescriptionDefault
chainIdNoOptional. The chain ID to use. If provided with a named network and they don't match, the RPC's chain ID will be used.
ownerAddressYesThe Ethereum address that owns the tokens
providerNoOptional. 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.
spenderAddressYesThe Ethereum address that is approved to spend tokens
tokenAddressYesThe address of the ERC20 token contract

Input Schema (JSON Schema)

{ "$schema": "http://json-schema.org/draft-07/schema#", "additionalProperties": false, "properties": { "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" }, "ownerAddress": { "description": "The Ethereum address that owns the tokens", "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 that is approved to spend tokens", "type": "string" }, "tokenAddress": { "description": "The address of the ERC20 token contract", "type": "string" } }, "required": [ "tokenAddress", "ownerAddress", "spenderAddress" ], "type": "object" }

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