Domain, email, vendor and ransomware checks paid per call in USDC via x402 from your wallet.
Connect Runs on your machine
claude mcp add x402-paid-checks -e X402_PRIVATE_KEY=<X402_PRIVATE_KEY> -e X402_MAX_USD_PER_CALL=<X402_MAX_USD_PER_CALL> -- npx -y [email protected]{
"mcpServers": {
"x402-paid-checks": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
"X402_MAX_USD_PER_CALL": "<X402_MAX_USD_PER_CALL>"
}
}
}
}{
"mcpServers": {
"x402-paid-checks": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
"X402_MAX_USD_PER_CALL": "<X402_MAX_USD_PER_CALL>"
}
}
}
}{
"servers": {
"x402-paid-checks": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
"X402_MAX_USD_PER_CALL": "<X402_MAX_USD_PER_CALL>"
}
}
}
}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
| Name | Description |
|---|---|
X402_PRIVATE_KEYOptional, secret | Your own EVM wallet private key used to pay per call. Optional; without it tools return the price only. |
X402_MAX_USD_PER_CALLOptional | Refuse any call priced above this USD amount (default 0.10). |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 24 Oct 2026 |
| Last updated | 24 Oct 2026 |
| Registry name | io.github.dario933/x402-paid-checks |
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