Solana MCP Server

A Model Context Protocol (MCP) server for Solana blockchain interactions, providing comprehensive wallet management, transaction handling, and program interactions.

Features

Wallet Management

• Create new Solana wallets
• Import existing wallets from private keys
• List all managed wallets
• Get wallet balances (SOL and SPL tokens)

Transaction Operations

• Transfer SOL between wallets
• Transfer SPL tokens
• Request SOL airdrops (devnet/testnet only)
• Get transaction details by signature

Account Management

• Get detailed account information
• Create associated token accounts
• List all token accounts for a wallet
• Get token balances

SPL Token Operations (CLI Integration)

• Create new SPL tokens with custom decimals
• Mint tokens to any wallet address
• Burn tokens from accounts
• Freeze/thaw token accounts
• Set and manage token authorities (mint, freeze, account owner, close)
• Get token supply information
• Close token accounts and reclaim rent
• Approve/revoke delegates for token operations

Network Operations

• Switch between Solana networks (mainnet, devnet, testnet, localhost)
• Get network information and status
• Get recent blockhash for transaction building

Installation

npm install
npm run build

Usage

Start the server

npm start

Available Commands

Wallet Management

• create_wallet - Create a new Solana wallet
• import_wallet - Import existing wallet from private key
• list_wallets - List all managed wallets
• get_balance - Get SOL balance for a wallet
• get_token_balance - Get SPL token balance

Transactions

• transfer_sol - Transfer SOL between wallets
• transfer_tokens - Transfer SPL tokens
• airdrop_sol - Request SOL airdrop (devnet/testnet only)

Account Operations

• get_account_info - Get detailed account information
• get_transaction - Get transaction details by signature
• create_token_account - Create associated token account
• get_token_accounts - List all token accounts for a wallet

SPL Token CLI Operations

• create_spl_token - Create a new SPL token with custom decimals
• mint_tokens - Mint tokens to a wallet address
• burn_tokens - Burn tokens from a wallet
• freeze_account - Freeze a token account
• thaw_account - Thaw (unfreeze) a token account
• set_token_authority - Set or change token authority (mint, freeze, account owner, close)
• get_token_supply - Get total supply and info for a token
• close_token_account - Close a token account and reclaim rent
• approve_delegate - Approve a delegate to transfer tokens
• revoke_delegate - Revoke delegate approval

Network Operations

• switch_network - Switch Solana network
• get_network_info - Get current network information
• get_recent_blockhash - Get recent blockhash

Supported Networks

• Mainnet: Production Solana network
• Devnet: Development network with free SOL airdrops
• Testnet: Testing network
• Localhost: Local Solana validator

Security Notes

• Private keys are stored in memory only (not persisted)
• For production use, implement secure key storage
• Never share private keys or commit them to version control

Development

# Install dependencies
npm install

# Build TypeScript
npm run build

# Run in development mode
npm run dev

Deployment

Smithery Deployment

The server is ready for deployment to Smithery:

# Build for production
smithery build src/index.ts

# Run locally for testing
smithery dev src/index.ts

# The server will be available at the provided URL

Manual Deployment

1. Clone the repository
2. Install dependencies: npm install
3. Build the project: npm run build
4. Run the server: npm start

Testing

# Run basic functionality tests
node test-simple.js

# Run comprehensive tests
node test-comprehensive.js

# Run deployment readiness test
node test-deployment.js

SPL Token CLI Usage Examples

Create a new SPL token

{
  "walletName": "my-wallet",
  "decimals": 9,
  "freezeAuthority": true
}

Mint tokens

{
  "walletName": "my-wallet",
  "tokenMint": "TokenMintAddress123...",
  "destinationAddress": "RecipientAddress456...",
  "amount": 1000
}

Burn tokens

{
  "walletName": "my-wallet",
  "tokenMint": "TokenMintAddress123...",
  "amount": 100
}

Freeze/Thaw accounts

{
  "walletName": "my-wallet",
  "tokenMint": "TokenMintAddress123...",
  "accountAddress": "AccountToFreeze789..."
}

Set token authority

{
  "walletName": "my-wallet",
  "tokenMint": "TokenMintAddress123...",
  "authorityType": "MintTokens",
  "newAuthority": "NewAuthorityAddress..."
}

Get token supply

{
  "tokenMint": "TokenMintAddress123..."
}

Features Implemented

✅ Wallet Management

• Create new Solana wallets
• Import existing wallets from private keys
• List all managed wallets
• Get wallet balances (SOL and SPL tokens)

✅ Transaction Operations

• Transfer SOL between wallets
• Transfer SPL tokens
• Request SOL airdrops (devnet/testnet only)
• Get transaction details by signature

✅ Account Management

• Get detailed account information
• Create associated token accounts
• List all token accounts for a wallet
• Get token balances

✅ SPL Token CLI Operations

• Create new SPL tokens with custom parameters
• Mint and burn tokens
• Freeze and thaw token accounts
• Manage token authorities (mint, freeze, account owner, close)
• Get token supply and metadata
• Close token accounts and reclaim rent
• Delegate management for token operations

✅ Network Operations

• Switch between Solana networks (mainnet, devnet, testnet, localhost)
• Get network information and status
• Get recent blockhash for transaction building

✅ Performance Optimizations

• Lazy connection initialization (no startup timeouts)
• Network call timeouts (10s default)
• Comprehensive error handling
• Production-ready deployment

License

MIT