A Model Context Protocol (MCP) server for managing Ethereum private keys and deploying smart contracts using Infura. This server enables Claude for Desktop and other MCP clients to interact with…
MCP EVM Signer is an MCP project maintained in the zhangzhongnan928/mcp-evm-signer repository. The maintainer describes its purpose as “A Model Context Protocol (MCP) server for managing Ethereum private keys and deploying smart contracts using Infura. This server enables Claude for Desktop and other…”. Read the project documentation for the complete scope.
The project provides a local client configuration using node. Follow the repository’s build and installation steps before copying it, and replace example paths with the paths on your own computer.
The example declares INFURA_API_KEY, DEFAULT_NETWORK, ENCRYPT_KEYS, KEY_PASSWORD. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| create-wallet | Create a new Ethereum wallet |
| import-wallet | Import an existing wallet from a private key |
| list-wallets | List all saved wallets |
| check-balance | Check the ETH balance of an address |
| get-transactions | Get recent transactions for an address |
| send-transaction | Send ETH to an address |
| deploy-contract | Deploy a smart contract from ABI and bytecode |
| call-contract | Call a read-only contract method |
| execute-contract | Execute a contract method that modifies state |
{
"mcpServers": {
"evm-signer": {
"command": "node",
"args": [
"/path/to/mcp-evm-signer/build/index.js"
],
"env": {
"INFURA_API_KEY": "YOUR_INFURA_API_KEY",
"DEFAULT_NETWORK": "sepolia",
"ENCRYPT_KEYS": "YOUR_ENCRYPT_KEYS",
"KEY_PASSWORD": "YOUR_KEY_PASSWORD"
}
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
| Variable | Description | Required |
|---|---|---|
| INFURA_API_KEY | Declared in the maintainer’s client configuration. | Check documentation |
| DEFAULT_NETWORK | Declared in the maintainer’s client configuration. | Check documentation |
| ENCRYPT_KEYS | Declared in the maintainer’s client configuration. | Check documentation |
| KEY_PASSWORD | Declared in the maintainer’s client configuration. | Check documentation |
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