JamesANZ/evm-mcp

⛽ EVM MCP Server

Complete EVM JSON-RPC access in your AI workflow. Query any EVM-compatible network (Ethereum, Polygon, Arbitrum, Optimism, BSC, and more) through any node provider. Works with Infura, Alchemy, QuickNode, local nodes, and more.

An MCP (Model Context Protocol) server that provides comprehensive access to Ethereum Virtual Machine (EVM) JSON-RPC methods for AI coding environments like Cursor and Claude Desktop.

Why Use EVM MCP?

• 🌐 Any EVM Network – Ethereum, Polygon, Arbitrum, Optimism, BSC, Avalanche, and more
• 🔌 Any Node Provider – Infura, Alchemy, QuickNode, local nodes, or custom RPC
• 📊 20+ RPC Methods – Complete access to blockchain data, transactions, and contracts
• ⚡ Easy Setup – One-click install in Cursor or simple manual setup
• 🔧 Flexible Configuration – Works with any JSON-RPC compatible endpoint

Quick Start

Ready to interact with EVM blockchains? Install in seconds:

Install in Cursor (Recommended):

Or install manually:

npm install -g @jamesanz/evm-mcp
# Or from source:
git clone https://github.com/JamesANZ/evm-mcp.git
cd evm-mcp && npm install && npm run build

Features

🔢 Blockchain Data

• eth_blockNumber – Get latest block number
• eth_getBalance – Get account balance
• eth_getTransactionCount – Get transaction count (nonce)
• eth_getBlockByNumber – Get block information
• eth_getTransactionByHash – Get transaction details
• eth_getTransactionReceipt – Get transaction receipt
• eth_getCode – Get contract bytecode
• eth_getStorageAt – Get storage value

🔄 Transactions

• eth_call – Execute contract call
• eth_estimateGas – Estimate gas for transaction
• eth_sendRawTransaction – Send signed transaction
• eth_gasPrice – Get current gas price

📊 Events & Logs

• eth_getLogs – Get event logs

🌍 Network

• eth_chainId – Get chain ID
• net_version – Get network version
• net_listening – Check if listening
• net_peerCount – Get peer count

🌐 Web3

• web3_clientVersion – Get client version
• web3_sha3 – Hash data with Keccak-256

Installation

Cursor (One-Click)

Click the install link above or use:

cursor://anysphere.cursor-deeplink/mcp/install?name=evm-mcp&config=eyJldm0tbWNwIjp7ImNvbW1hbmQiOiJucHgiLCJhcmdzIjpbIi15IiwiQGphbWVzYW56L2V2bS1tY3AiXX19

Manual Installation

Requirements: Node.js 18+ and npm

# Clone and build
git clone https://github.com/JamesANZ/evm-mcp.git
cd evm-mcp
npm install
npm run build

# Set RPC URL
export RPC_URL="https://mainnet.infura.io/v3/YOUR_API_KEY"
export CHAIN_ID="1"

# Run server
npm start

Claude Desktop

Add to claude_desktop_config.json:

macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
Windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "evm-mcp": {
      "command": "node",
      "args": ["/absolute/path/to/evm-mcp/build/index.js"],
      "env": {
        "RPC_URL": "https://mainnet.infura.io/v3/YOUR_API_KEY",
        "CHAIN_ID": "1"
      }
    }
  }
}

Restart Claude Desktop after configuration.

Configuration

RPC URL Examples

# Infura
RPC_URL=https://mainnet.infura.io/v3/YOUR_API_KEY

# Alchemy
RPC_URL=https://eth-mainnet.g.alchemy.com/v2/YOUR_API_KEY

# QuickNode
RPC_URL=https://YOUR_ENDPOINT.quiknode.pro/YOUR_TOKEN/

# Public endpoints (rate limited)
RPC_URL=https://bsc-dataseed.binance.org
RPC_URL=https://polygon-rpc.com
RPC_URL=https://arb1.arbitrum.io/rpc

# Local node
RPC_URL=http://localhost:8545

Supported Networks

• Ethereum: Mainnet, Sepolia, Goerli
• Polygon: Mainnet, Mumbai
• Arbitrum: One, Sepolia
• Optimism: Mainnet, Sepolia
• BNB Smart Chain: Mainnet, Testnet
• Avalanche: C-Chain
• Fantom: Opera
• Any EVM-compatible chain

Usage Examples

Get Latest Block Number

Query the current block number:

{
  "tool": "eth_blockNumber",
  "arguments": {}
}

Get Account Balance

Check an address balance:

{
  "tool": "eth_getBalance",
  "arguments": {
    "address": "0x742d35Cc6634C0532925a3b8D6Ac6e2F0C4C9B7C",
    "blockNumber": "latest"
  }
}

Get Transaction Details

View transaction information:

{
  "tool": "eth_getTransactionByHash",
  "arguments": {
    "txHash": "0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef"
  }
}

Call Smart Contract

Execute a contract call:

{
  "tool": "eth_call",
  "arguments": {
    "to": "0xA0b86a33E6441c8C06DDD46C310c0eF8D9441C8F",
    "data": "0x70a08231000000000000000000000000742d35Cc6634C0532925a3b8D6Ac6e2F0C4C9B7C"
  }
}

Get Event Logs

Query contract events:

{
  "tool": "eth_getLogs",
  "arguments": {
    "fromBlock": "0x1234567",
    "toBlock": "latest",
    "address": "0xA0b86a33E6441c8C06DDD46C310c0eF8D9441C8F",
    "topics": ["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"]
  }
}

Use Cases

• Blockchain Analytics – Query transaction data, balances, and contract states
• DeFi Applications – Monitor token balances, transaction receipts, and smart contract calls
• NFT Projects – Track transfers, metadata, and collection statistics
• Development Tools – Debug transactions, estimate gas, and test smart contracts
• Monitoring – Watch for specific events and transaction patterns
• Research – Analyze blockchain data across multiple EVM networks

Technical Details

Built with: Node.js, TypeScript, MCP SDK, Ethers.js
Dependencies: @modelcontextprotocol/sdk, ethers, zod
Platforms: macOS, Windows, Linux

Environment Variables:

• RPC_URL (required): Any EVM-compatible RPC endpoint
• CHAIN_ID (optional): Chain ID for the network (defaults to 1)

Contributing

⭐ If this project helps you, please star it on GitHub! ⭐

Contributions welcome! Please open an issue or submit a pull request.

License

MIT License – see for details.

Support

If you find this project useful, consider supporting it:

⚡ Lightning Network

lnbc1pjhhsqepp5mjgwnvg0z53shm22hfe9us289lnaqkwv8rn2s0rtekg5vvj56xnqdqqcqzzsxqyz5vqsp5gu6vh9hyp94c7t3tkpqrp2r059t4vrw7ps78a4n0a2u52678c7yq9qyyssq7zcferywka50wcy75skjfrdrk930cuyx24rg55cwfuzxs49rc9c53mpz6zug5y2544pt8y9jflnq0ltlha26ed846jh0y7n4gm8jd3qqaautqa

₿ Bitcoin: bc1ptzvr93pn959xq4et6sqzpfnkk2args22ewv5u2th4ps7hshfaqrshe0xtp

Ξ Ethereum/EVM: 0x42ea529282DDE0AA87B42d9E83316eb23FE62c3f