Skip to content
mcp/harbor
Claude Desktop

mcp block data for Claude Desktop

io.github.cryptoapis-io/mcp-block-data

MCP server for retrieving block-level data from EVM, UTXO, and XRP blockchains via Crypto APIs

client:Claude Desktop transport:stdio runtime:npm

Install mcp block data in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mcp-block-data": {
      "command": "npx",
      "args": [
        "-y",
        "@cryptoapis-io/mcp-block-data"
      ],
      "env": {
        "CRYPTOAPIS_API_KEY": "<CRYPTOAPIS_API_KEY>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

mcp block data in other clients

mcp block data MCP server