A Model Context Protocol (MCP) server that provides access to the Tatum Blockchain Data API and RPC Gateway, enabling any LLM to read and write blockchain data across 130+ networks. Visit official MCP webpage for more details and to get your Tatum API key.

• 130+ Blockchain Networks: Bitcoin, Ethereum, Solana, Polygon, Arbitrum, Base, Avalanche, and many more.
• 🔗 Blockchain Data API: Blocks, transactions, balances, network info, and more.
• 🌐 RPC Gateway: Direct access to blockchain RPC endpoints.

npm install -g @tatumio/blockchain-mcp

npm install @tatumio/blockchain-mcp

Get your free API key from Tatum Dashboard.

Add this server to your MCP client configuration:

{
  "mcpServers": {
    "tatumio": {
      "command": "npx",
      "args": [
        "@tatumio/blockchain-mcp"
      ],
      "env": {
        "TATUM_API_KEY": "YOUR_API_KEY"
      }
    }
  }
}

• get_metadata - Fetch NFT/multitoken metadata by address and IDs
• get_wallet_balance_by_time - Get wallet balance at specific time
• get_wallet_portfolio - Get comprehensive wallet portfolio
• get_owners - Get owners of NFT/token
• check_owner - Check if address owns specific token
• get_transaction_history - Get transaction history for address
• get_block_by_time - Get block information by timestamp
• get_tokens - Get tokens for specific wallet
• check_malicous_address - Check if address is malicious
• get_exchange_rate - Get real-time exchange rates

• gateway_get_supported_chains - Get all supported blockchain networks
• gateway_get_supported_methods - Get supported RPC methods for chain
• gateway_execute_rpc - Execute RPC calls on any supported chain

• Ethereum: Mainnet, Sepolia, Holesky
• Layer 2: Polygon, Arbitrum, Optimism, Base
• Sidechains: BSC, Avalanche, Fantom
• Enterprise: Celo, Palm, Gnosis
• Gaming: Ronin, Chiliz

• Bitcoin: Mainnet, Testnet, Signet
• Alternative Coins: Litecoin, Dogecoin, Bitcoin Cash
• Smart Contract Platforms: Solana, Cardano, Tezos
• Enterprise: Stellar, Ripple, EOS

• Tatum API Documentation
• Model Context Protocol
• Blockchain Networks
• API Reference

This project is licensed under the MIT License - see the LICENSE file for details.

Tatum is a blockchain development platform that provides APIs, SDKs, and tools for building blockchain applications. Learn more at tatum.io.

Made with ❤️ by the Tatum team