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io.github.dario933/x402-paid-checks

Official registry Productivity

Domain, email, vendor and ransomware checks paid per call in USDC via x402 from your wallet.

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package x402-paid-checks-mcp
Claude Code 
claude mcp add x402-paid-checks -e 'X402_PRIVATE_KEY=<your x402_private_key>' -e 'X402_MAX_USD_PER_CALL=<X402_MAX_USD_PER_CALL>' -- npx -y x402-paid-checks-mcp@0.1.1
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "x402-paid-checks": {
            "command": "npx",
            "args": [
                "-y",
                "x402-paid-checks-mcp@0.1.1"
            ],
            "env": {
                "X402_PRIVATE_KEY": "<your x402_private_key>",
                "X402_MAX_USD_PER_CALL": "<X402_MAX_USD_PER_CALL>"
            }
        }
    }
}

Environment variables

  • X402_PRIVATE_KEY secret Your own EVM wallet private key used to pay per call. Optional; without it tools return the price only.
  • X402_MAX_USD_PER_CALL Refuse any call priced above this USD amount (default 0.10).

Frequently asked questions

What is io.github.dario933/x402-paid-checks?

Domain, email, vendor and ransomware checks paid per call in USDC via x402 from your wallet.

How do I install io.github.dario933/x402-paid-checks?

It runs on your machine. In Claude Code: claude mcp add x402-paid-checks -e 'X402_PRIVATE_KEY=<your x402_private_key>' -e 'X402_MAX_USD_PER_CALL=<X402_MAX_USD_PER_CALL>' -- npx -y x402-paid-checks-mcp@0.1.1. For other clients, paste the JSON configuration from this page into their MCP settings.

Does io.github.dario933/x402-paid-checks need an API key?

Yes. It expects X402_PRIVATE_KEY, which you set in its configuration.

Who maintains io.github.dario933/x402-paid-checks?

It is published by dario933. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.