@xiaok/etherscan-mcp
About
Interact with the Etherscan API to explore blockchain data and services.
Details
- Author
- xiaok
- GitHub stars
- 18
- Downloads
- 177
- Categories
- Cloud Service, Other, Finance
Jump to
- Integrates with Etherscan’s API via the MCP protocol
- Testable and debuggable with mcp-cli
- Inspectable through the official MCP Inspector
- Supports multiple blockchains (see
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
@xiaok/etherscan-mcpCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
Run npx fastmcp dev src/index.ts to test with mcp-cli, or npx fastmcp inspect src/index.ts to inspect with the MCP Inspector. For use with Claude Desktop, add the server configuration to your Claude Desktop settings, specifying the command npx tsx /PATH/TO/YOUR_PROJECT/src/index.ts and the environment variable ETHERSCAN_API_KEY.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"@xiaok/etherscan-mcp": {
"etherscan-mcp": {
"command": "npx",
"args": [
"fastmcp",
"dev",
"src/index.ts"
]
}
}
}
}McpServers
{
"etherscan-mcp": {
"command": "npx",
"args": [
"fastmcp",
"dev",
"src/index.ts"
]
}
}A dynamic MCP server for interacting with Etherscan's API and services.
The fastest way to test and debug your server is withfastmcp dev:
This will run your server withmcp-clifor testing and debugging your MCP server in the terminal.
Another way is to use the officialMCP Inspectorto inspect your server with a Web UI:
Follow the guidehttps://modelcontextprotocol.io/quickstart/userand add the following configuration:
{ "mcpServers": { "etherscan_mcp": { "command": "npx", "args": ["tsx", "/PATH/TO/YOUR_PROJECT/src/index.ts"], "env": { "ETHERSCAN_API_KEY": "**" } } } }
support chain list:https://docs.etherscan.io/etherscan-v2/getting-started/supported-chains
Please note that not all endpoints are supported by all chains. Please find support list here:https://forms.blockscan.com/public/grid/3E9QiN00NLhCQVibiP3Z-Bpqhmd7zGXsgapEKJupxiI
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