Sui MCP Server

A comprehensive Model Context Protocol (MCP) server for Sui blockchain interactions. This server provides wallet management, transaction handling, and blockchain operations for Sui network.

📍 Publication Links

• GitHub: https://github.com/ExpertVagabond/sui-mcp-server
• NPM Package: https://www.npmjs.com/package/@ExpertVagabond/sui-mcp-server (pending publication)
• Smithery Platform: https://smithery.ai/search?q=ExpertVagabond (listed, deployment pending)
• Live Demo: https://server.smithery.ai/@ExpertVagabond/sui-mcp-server/mcp (pending deployment)

Features

🔐 Wallet Management

• Create new wallets with mnemonic phrases
• Import wallets from mnemonic or private key
• List all wallets
• Export wallet details
• Secure key management

💰 Balance & Object Operations

• Get SUI balance for wallets
• Get all coin balances
• View owned objects
• Get detailed object information

🔄 Transaction Operations

• Transfer SUI between addresses
• Transfer objects
• Get transaction details
• View transaction history

🌐 Network Operations

• Switch between networks (mainnet, testnet, devnet, localnet)
• Get network information
• Get chain identifier

⚡ Gas & Fees

• Get current gas prices
• Request tokens from faucet (testnet/devnet)

🔍 Validator & Staking

• Get validator information
• Staking operations

🛠 Utility Functions

• Address validation and normalization
• MIST to SUI conversion
• SUI to MIST conversion

Installation

From NPM

npm install -g @ExpertVagabond/sui-mcp-server

From Source

git clone https://github.com/ExpertVagabond/sui-mcp-server.git
cd sui-mcp-server
npm install
npm run build

Usage

As MCP Server

sui-mcp-server

Development

npm run dev

Build

npm run build

Test

npm test

Available Tools

Wallet Operations

• create_wallet - Create a new Sui wallet
• import_wallet - Import wallet from mnemonic/private key
• list_wallets - List all wallets
• get_wallet_address - Get wallet address
• export_wallet - Export wallet details

Balance Operations

• get_balance - Get SUI balance
• get_all_balances - Get all coin balances

Object Operations

• get_objects - Get owned objects
• get_object_details - Get object details

Transaction Operations

• transfer_sui - Transfer SUI
• transfer_object - Transfer objects
• get_transaction - Get transaction details
• get_transactions - Get transaction history
• get_wallet_transactions - Get wallet transaction history

Network Operations

• switch_network - Switch networks
• get_network_info - Get network info
• get_chain_id - Get chain ID

Gas Operations

• get_gas_price - Get gas price
• request_tokens_from_faucet - Request test tokens

Validator Operations

• get_validators - Get validators
• get_validator_info - Get validator info

Utility Operations

• validate_address - Validate address
• normalize_address - Normalize address
• convert_mist_to_sui - Convert MIST to SUI
• convert_sui_to_mist - Convert SUI to MIST

Network Support

• Mainnet - Production Sui network
• Testnet - Sui testnet for testing
• Devnet - Sui development network
• Localnet - Local Sui network

Security Notes

⚠️ Warning: This server stores private keys in memory during runtime. In production environments, ensure proper security measures:

• Use secure key storage solutions
• Implement proper access controls
• Run in isolated environments
• Regularly rotate keys
• Monitor for suspicious activities

Dependencies

• @mysten/sui - Official Sui TypeScript SDK
• @modelcontextprotocol/sdk - MCP SDK
• bip39 - Mnemonic phrase generation
• ed25519-hd-key - HD key derivation

Contributing

1. Fork the repository
2. Create a feature branch
3. Make your changes
4. Add tests if applicable
5. Submit a pull request

License

MIT License - see LICENSE file for details

Support

• GitHub Issues: Report bugs or request features
• Documentation: Sui Documentation

Changelog

v1.0.0

• Initial release
• Basic wallet operations
• Transaction handling
• Network operations
• Utility functions