PluginBench
MCP Server

Obol MCP Server

io.github.superbigroach/obol

RepositoryRegistry

What is the Obol MCP server?

Find, pay for & call APIs in USDC from AI agents - gasless, sub-cent, 0% commission.

How to install Obol

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • OBOL_API_KEY
    required
    secret

    Your Obol API key (obl_sk_live_...) from obol-arc.web.app/settings — identifies your account for listing services and metered calls.

  • OBOL_AGENT_KEY
    secret

    32-byte hex Arc wallet private key that signs gasless x402/EIP-3009 payment authorizations. Needed only for paying (pay_and_call); discovery and listing work without it.

Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "obol": {
      "command": "npx",
      "args": [
        "-y",
        "@superbigroach/obol-mcp"
      ],
      "env": {
        "OBOL_API_KEY": "<YOUR_OBOL_API_KEY>",
        "OBOL_AGENT_KEY": "<YOUR_OBOL_AGENT_KEY>"
      }
    }
  }
}
Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "obol": {
      "command": "npx",
      "args": [
        "-y",
        "@superbigroach/obol-mcp"
      ],
      "env": {
        "OBOL_API_KEY": "<YOUR_OBOL_API_KEY>",
        "OBOL_AGENT_KEY": "<YOUR_OBOL_AGENT_KEY>"
      }
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "obol": {
      "command": "npx",
      "args": [
        "-y",
        "@superbigroach/obol-mcp"
      ],
      "env": {
        "OBOL_API_KEY": "<YOUR_OBOL_API_KEY>",
        "OBOL_AGENT_KEY": "<YOUR_OBOL_AGENT_KEY>"
      }
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "obol": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@superbigroach/obol-mcp"
      ],
      "env": {
        "OBOL_API_KEY": "<YOUR_OBOL_API_KEY>",
        "OBOL_AGENT_KEY": "<YOUR_OBOL_AGENT_KEY>"
      }
    }
  }
}
Claude Code
claude mcp add obol --env OBOL_API_KEY=<YOUR_OBOL_API_KEY> --env OBOL_AGENT_KEY=<YOUR_OBOL_AGENT_KEY> -- npx -y @superbigroach/obol-mcp

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