Manufacturers Search

{
  "records_notice": "Observational rollup of the CMS Open Payments General Payments file, keyed on the paying manufacturer/GPO...",
  "rows": [
    {
      "display_name": "Mission Pharmacal Company",
      "distinct_specialties": 44,
      "distinct_states": 51,
      "first_seen_year": 2022,
      "last_seen_year": 2025,
      "maker_ids": [
        "100000000123"
      ],
      "manufacturer_key": "MISSION PHARMACAL",
      "name_variants": [
        "Mission Pharmacal Company"
      ],
      "payment_count": 51233,
      "physician_engagements": 9021,
      "record_count": 48120,
      "top_specialty": "Urology",
      "top_state": "TX",
      "total_spend": 842190.55
    }
  ],
  "total_matched": 1
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.healthparse.io/v1/manufacturers/search?max_total_spend=example&min_total_spend=example&name=example'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://api.healthparse.io/v1/manufacturers/search?max_total_spend=example&min_total_spend=example&name=example' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.03 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.03" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.03 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.healthparse.io%2Fv1%2Fmanufacturers%2Fsearch
const res = await pay("https://api.healthparse.io/v1/manufacturers/search?max_total_spend=example&min_total_spend=example&name=example");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.03 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.03"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://api.healthparse.io/v1/manufacturers/search?max_total_spend=example&min_total_spend=example&name=example")
    print(res.status_code, res.text)