1scan
1scan is a blockchain explorer API gateway and MCP server that provides a unified interface to integrate multi - chain explorer APIs and supports AI assistants to directly query blockchain data through the MCP protocol.
2.5 points
5.7K

What is the 1scan MCP Server?

1scan MCP is a powerful tool that allows AI assistants to access data from multiple blockchain networks through a single interface. It integrates multiple blockchain explorer APIs and provides a unified query method.

How to Use the 1scan MCP Server?

Simply start the server and configure the API key, then you can directly query blockchain data through Cursor or other AI tools.

Applicable Scenarios

Suitable for application scenarios that require frequent queries of blockchain data, such as financial analysis, smart contract auditing, and NFT transaction monitoring.

Main Features

Unified API Gateway
Access multiple blockchain explorer APIs through a single entry point.
Load Balancing
Automatically distribute requests to optimize performance and reduce latency.
Rate Limit Management
Dynamically manage API rate limits to avoid being blocked.
Custom API Key Support
Specify different API keys through URL parameters.
MCP Protocol Support
Allow AI assistants to directly interact with the blockchain.
Advantages
Simplify the multi - chain data query process
Support multiple blockchain networks
Easy to integrate into existing systems
Respond to blockchain events in real - time
Limitations
Need to apply for API keys from each blockchain explorer
May have latency on low - speed networks
Some advanced features may be charged

How to Use

Install 1scan
Install via Go language or compile from source code.
Configure API Keys
Create a configuration file and fill in the API keys.
Start the Server
Run the API gateway and MCP server.

Usage Examples

Query Account Balance
Query the balance of a specific address on Ethereum.
Query ERC20 Token Balance
Query the USDC balance of a specific address on Ethereum.

Frequently Asked Questions

How to Obtain API Keys?
Which Blockchains Does the MCP Server Support?
Can I Customize the Port?

Related Resources

Official Documentation
1scan project homepage and detailed instructions.
GitHub Repository
Source code and issue tracking.
Tutorial Video
Quick start guide.

Installation

Copy the following command to your Client for configuration
{
  "mcpServers": {
    "1scan": {
      "url": "http://localhost:3000/mcp/sse"
    }
  }
}
Note: Your key is sensitive information, do not share it with anyone.

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