Layer2 MCP Server

What is Layer2 MCP Server?

Layer2 MCP Server is a Model Context Protocol server that lets AI models interact with Ethereum layer 2 networks. It provides a standardized interface for deploying ERC20 tokens, managing transactions, and testing cross-chain operations.

How to use Layer2 MCP Server?

Clone the repository, install dependencies with npm install, and build with npm run build. Configure a .env file with PRIVATE_KEY and ETH_L2_RPC. Then add the server to a client like Claude Desktop or Cursor using the provided configuration. For testing, run npm start and use MCP Inspector.

Key features of Layer2 MCP Server

• Deploy new ERC20 token contracts
• Transfer ETH to a specific address
• Transfer ERC20 tokens to a specific address
• Perform batch transfers to random addresses for testing
• Support for L1 settlement and data availability verification

Use cases of Layer2 MCP Server

• Deploying and testing ERC20 tokens on L2 test networks
• Transferring ETH or tokens via natural language commands
• Simulating high‑volume token transfers with batch tool
• Integrating blockchain capabilities into AI workflows

FAQ from Layer2 MCP Server

What environment variables are required?

You need PRIVATE_KEY (your Ethereum private key) and ETH_L2_RPC (the RPC URL of the target layer 2 chain).

Which networks are supported?

Any Ethereum‑compatible network, including Ethereum Mainnet, layer 2 chains (Optimism, Arbitrum, etc.), and local development networks (Hardhat/Ganache).

How do I add the server to Claude Desktop?

Add a JSON entry with the command set to node, args pointing to the built script, and env containing PRIVATE_KEY and ETH_L2_RPC.

Can I test the server without a client like Claude?

Yes. Use MCP Inspector by running mcp-inspector after starting the server with npm start, then open http://localhost:5173.