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Payanagent

io.github.derNif/payanagent · v0.4.1

Buy any of 24,000+ live x402 services with USDC on Base — the open marketplace for the agent economy

Website Source code Set it up

Connect Runs on your machine

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

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
PAYANAGENT_WALLET_PRIVATE_KEY
Optional, secret		Base wallet private key holding USDC. Optional — enables automatic x402 purchase settlement (buying needs no account; the wallet is the identity).
PAYANAGENT_API_KEY
Optional, secret		PayanAgent API key. Optional — only needed to sell (create offers) or post/fulfill requests. Register at https://payanagent.com.
PAYANAGENT_BASE_URL
Optional		Override the marketplace base URL. Optional — defaults to https://payanagent.com.

Details

Package@payanagent/[email protected] (NPM, stdio)
First published2 Aug 2026
Last updated2 Aug 2026
Registry nameio.github.derNif/payanagent

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