About
Web3 MCP server for EVM chains
README
A Model Context Protocol (MCP) server implementation for Web3 interactions on EVM chains. This server enables seamless interaction with blockchain networks through the Model Context Protocol.
🚀 Features
- 📊 Fetch token balances across multiple chains
- 📝 Call smart contract functions
- 💰 Native and ERC-20 token transfer
- 🔗 Support for multiple EVM-compatible chains
🔧 Configuration
Claude Desktop Integration
Installing via Smithery
To install Web3 MCP Server for Claude Desktop automatically via Smithery:
npx -y @smithery/cli install web3-mcp-server --client claude
Using NPX
Add the following configuration to your Claude Desktop settings:
{
"mcpServers": {
"web3": {
"command": "npx",
"args": ["-y", "web3-mcp-server"],
"env": {
"PRIVATE_KEY": "0xYour-wallet-private-key (optional)"
}
}
}
}
Using Docker
For Docker-based deployment, use this configuration:
{
"mcpServers": {
"web3": {
"command": "docker",
"args": ["run", "-i", "--rm", "emanueljr/web3-mcp-server"],
"env": {
"PRIVATE_KEY": "0xYour-wallet-private-key (optional)"
}
}
}
}
📝 License
This project is licensed under the MIT License - see the LICENSE file for details.
👥 Contributing
Contributions are welcome! Please feel free to submit a Pull Request.
Installing Web3
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/EmanuelJr/web3-mcp-serverFAQ
Is Web3 MCP free?
Yes, Web3 MCP is free — one-click install via Unyly at no cost.
Does Web3 need an API key?
No, Web3 runs without API keys or environment variables.
Is Web3 hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Web3 in Claude Desktop, Claude Code or Cursor?
Open Web3 on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
Related MCPs
GitHub
PRs, issues, code search, CI status
by GitHubFilesystem
Secure file operations with configurable access controls.
Memory
Knowledge graph-based persistent memory system.
Template MCP Server
A CLI tool to create a new Model Context Protocol server project with TypeScript support, dual transport options, and an extensible structure
by mcpdotdirectCompare Web3 with
Not sure what to pick?
Find your stack in 60 seconds
Author?
Embed badge for your README
Browse similar
All development MCPs
