Monad MCP Server

What is Monad MCP Server?

An MCP server that provides tools for developers to interact with the Monad testnet, including checking MON balances, sending transactions, deploying smart contracts, and monitoring blockchain events via AI agents or applications.

How to use Monad MCP Server?

Clone the repository, install dependencies with pnpm install, build with pnpm build, then add the server configuration to your MCP-compatible client (e.g., Claude Desktop) pointing to build/index.js and setting a PRIVATE_KEY environment variable.

Key features of Monad MCP Server

• Check MON token balances for any account
• Send MON tokens between accounts
• Deploy smart contracts to Monad testnet
• Watch and report smart contract events
• Query NFT information on Monad network
• Retrieve latest block and block by number

Use cases of Monad MCP Server

• Develop and test dApps on Monad testnet from an AI assistant
• Monitor on-chain events and balances programmatically
• Automate contract deployment and transaction sending
• Build chat interfaces for blockchain queries

FAQ from Monad MCP Server

What prerequisites are needed?

Node.js 16+ and a Node.js package manager (npm, yarn, or pnpm). A Monad testnet account with a private key stored in a .env file.

How does the server communicate?

It uses the StdioServerTransport for communication with MCP-compatible clients like Claude Desktop.

Where are sensitive credentials stored?

The private key is loaded from a .env file (never committed to Git) or can be passed via the client’s environment configuration.

What blockchain network does it connect to?

It connects to the Monad testnet. All operations (balance checks, transactions, contract deployment) are performed on testnet.

What are the available tool capabilities?

The server exposes seven tools: get-mon-balance, send-mon-transaction, deploy-mon-contract, watch-contract-events, query-mon-nft, get-latest-block, and get-block-by-number.