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mcp/harbor
Claude Desktop

Archipelago on Arc for Claude Desktop

io.github.runtimeadmin/archipelago-x402-mcp

Buy Archipelago's Arc token reports, exit costs and wallet balances over x402, within caps you set.

client:Claude Desktop transport:stdio runtime:npm

Install Archipelago on Arc 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": {
    "archipelago-x402-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@archipelagodex/archipelago-x402-mcp"
      ],
      "env": {
        "BUYER_PRIVATE_KEY_FILE": "<BUYER_PRIVATE_KEY_FILE>",
        "BUYER_PRIVATE_KEY": "<BUYER_PRIVATE_KEY>",
        "ARCHIPELAGO_X402_MAX_PER_CALL": "<ARCHIPELAGO_X402_MAX_PER_CALL>",
        "ARCHIPELAGO_X402_BUDGET": "<ARCHIPELAGO_X402_BUDGET>"
      }
    }
  }
}

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

Archipelago on Arc in other clients

Archipelago on Arc MCP server