E

Emanueljr Web3 MCP Server

A Web3 interaction server based on the Model Context Protocol, supporting multi - chain token balance query and smart contract calls.
2.5 points
12

What is the Web3 MCP Server?

The Web3 MCP Server is a server based on the Model Context Protocol, specifically designed to interact with blockchain networks compatible with the Ethereum Virtual Machine (EVM). It provides a set of standardized methods to query blockchain data and execute smart contract operations.

How to use the Web3 MCP Server?

You can use the Web3 MCP Server through the Claude Desktop integration, which supports direct running via NPX or deployment using Docker containers.

Use cases

Suitable for scenarios such as DApp development that requires interaction with multiple blockchain networks, cross - chain asset management, smart contract testing, and blockchain data analysis.

Main features

Multi - chain token balance querySupports querying the token balances of users on multiple EVM - compatible chains
Smart contract interactionProvides a standardized way to call smart contract functions
Multi - chain supportCompatible with various EVM - compatible blockchain networks

Advantages and limitations

Advantages
Simplifies the interaction process with multiple blockchain networks
Provides standardized interfaces, reducing development complexity
Supports multiple deployment methods, being flexible and convenient
Limitations
Currently only supports EVM - compatible chains
Requires basic blockchain knowledge to make full use of it
Performance is limited by the underlying blockchain network

How to use

Install dependencies
Ensure that the system has Node.js or Docker environment installed
Configure Claude Desktop
Add MCP server configuration in the Claude Desktop settings
Start the server
Choose NPX or Docker to start the server

Usage examples

Query wallet balanceCheck the token holdings of a user on the Ethereum mainnet and Polygon
Execute contract callCall a deposit function of a DeFi protocol on the testnet

Frequently Asked Questions

Do I need a blockchain node to run this server?
Which blockchain networks are supported?
How to ensure transaction security?

Related resources

GitHub repository
Project source code and latest updates
Model Context Protocol documentation
Official documentation of the MCP protocol
List of EVM - compatible chains
Network information of all EVM - compatible chains
Installation
Copy the following command to your Client for configuration
{
  "mcpServers": {
    "web3": {
      "command": "npx",
      "args": ["-y", "web3-mcp-server"]
    }
  }
}

{
  "mcpServers": {
    "web3": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "emanueljr/web3-mcp-server"]
    }
  }
}
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