X402 · Npi

NPI, name, specialty, location, phone. Provide last_name, organization_name, or specialty. Pay 0.001 USDC on Base.

price

0.0010 USDC

rail

Base

facilitator

OMNIGATE

method

GET

endpoint https://mcp-x402.onrender.com/x402/npi

payTo 0x5bbd32e0478e49a7540ef2d760e0b0f9aa6328b2

asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

indexed 2026-10-25T20:10:49.000Z

Live 402 challenge

Hits the real endpoint without paying and shows exactly what it demands. Nothing is charged.

Pay from your agent

import { wrapFetchWithPayment } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

const signer = privateKeyToAccount(process.env.BUYER_PRIVATE_KEY);
const pay = wrapFetchWithPayment(fetch, { schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(signer) }] });

const res = await pay("https://mcp-x402.onrender.com/x402/npi", { method: "GET" });
console.log(await res.json(), res.headers.get("PAYMENT-RESPONSE"));

Example input

{
  "last_name": "Smith",
  "specialty": "Cardiology"
}

Example output

{
  "source": "nppes/npi-registry",
  "count": 0,
  "providers": []
}