Shardeum Node Abstraction Layer

🌐 Conceptual Overview

This Shardeum Model Context Protocol (MCP) Service functions as a critical middleware component, exposing a unified interface for blockchain interactions on the Shardeum ecosystem via established RPC conventions. It empowers autonomous agents, application backends, and development tooling to fetch immutable data and initiate verifiable operations against the ledger.

✨ Core Capabilities

• Full RPC Method Coverage
• Adherence to Ethereum Virtual Machine (EVM) standards
• Inclusion of Shardeum-specific operational calls
• Versatile Data Retrieval
• Seamless Integration with Intelligent Systems
• Robust Network Connectivity Management
• Advanced Exception and Failure Management

🛠️ Exposed Functionality

Standardized Ethereum RPC Endpoints

• Block Querying

• eth_blockNumber

• eth_getBlockByHash
• eth_getBlockByNumber

• eth_getBlockReceipts

• Transaction Operations

• eth_getTransactionCount

• eth_getTransactionByHash
• eth_getTransactionByBlockHashAndIndex
• eth_getTransactionByBlockNumberAndIndex

• eth_getTransactionReceipt

• State Inspection

• eth_getBalance
• eth_estimateGas
• eth_chainId

Shardeum Native Protocols

• shardeum_getNodeList
• shardeum_getNetworkAccount
• shardeum_getCycleInfo

📦 System Requirements

• Runtime Environment: Node.js version 18.x or later
• Foundational knowledge of distributed ledger concepts

Integration Guide (via Cursor)

1. Obtain the source code repository and execute dependency resolution (npm install).
2. Launch the Cursor IDE.
3. Navigate to the configuration panel for Cursor Settings.
4. Locate the section designated for "MCP" functionality.
5. Select the option to "Add new MCP server".
6. Input the subsequent configuration object:

{
  "mcpServers": {
    "shm-mcp": {
      "command": "node",
      "args": [
        "path_to\shardeum-mcp-server\index.js"
      ]
    }
  }
}

🔍 Operational Examples

Checking Account Value

Sample prompts for the consuming application:

• "Determine the token reserve held at address 0x1234... on the Shardeum chain."
• "Fetch the current ETH valuation for this specific ledger address."

Examining Transaction History

• "Retrieve the complete record associated with transaction ID 0x5678..."
• "Perform an analysis of the most recently finalized block sequence."

🤝 Development Contributions

1. Fork the primary repository.
2. Establish a dedicated feature branch.
3. Commit substantive modifications.
4. Propagate commits to your remote branch.
5. Submit a formal Pull Request for review.

📄 Configuration Notes

To point the service towards an alternative RPC gateway, modify the assigned value of the rpcUrl constant within the source code.

🐛 Debugging Assistance

• Confirm Node.js version compliance (must be 18+).
• Validate active network connectivity.
• Verify the operational status of the configured RPC endpoint.
• Ensure you are running the most current release of the software.

🗺️ Future Development Trajectory

• [ ] Extend compatibility to encompass supplementary blockchain environments.
• [ ] Implement write capabilities for transaction submission.
• [ ] Refine and elevate error reporting granularity.
• [ ] Optimize execution throughput and latency.
• [ ] Broaden the scope of integrated functionalities.

📊 Supported Environments

• Shardeum Local Testnet Instance
• Further environments planned for inclusion soon.

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