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AI and media

Agent Toolkit

io.github.white-hat-lab/agent-toolkit ยท v0.4.0

Pay-per-call developer utilities and npm supply-chain security tools for coding agents, over x402.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add agent-toolkit -e PAYER_PRIVATE_KEY=<PAYER_PRIVATE_KEY> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "agent-toolkit": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "PAYER_PRIVATE_KEY": "<PAYER_PRIVATE_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "agent-toolkit": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "PAYER_PRIVATE_KEY": "<PAYER_PRIVATE_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "agent-toolkit": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "PAYER_PRIVATE_KEY": "<PAYER_PRIVATE_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
PAYER_PRIVATE_KEY
Optional, secret		Private key of a wallet holding USDC on Base, used to sign x402 payments per call. Use a dedicated low-balance wallet.

Details

Package[email protected] (NPM, stdio)
First published10 Aug 2026
Last updated10 Aug 2026
Registry nameio.github.white-hat-lab/agent-toolkit

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