Micro Biology Assay Control Coverage

{
  "amountBaseUnits": "79000",
  "boundaries": [
    "Public or synthetic inputs only. Caller labels are declarations,…"
  ],
  "inputDigest": "sha256:84f886163ed146c3d9c8d06276b9b8319b0ef48fdd2481bace7aa2d4d…",
  "offerId": "biology-assay-control-coverage",
  "receiptDigest": "sha256:62f2c8dba9a46726e566b75a30e149206d64b00a65814f40eab048283…",
  "result": {
    "findings": {
      "controlEffectivenessVerified": false,
      "covered": true,
      "missing": [],
      "required": [
        "positive",
        "negative",
        "no-template",
        "no-RT",
        "reference"
      ]
    },
    "limitations": [
      "Public or synthetic research inputs only; no patient, personal g…"
    ],
    "methodVersion": "maha-science50/1.0.0",
    "numericPrecision": "IEEE754-double; finite outputs rounded to 12 significant digits"
  },
  "version": "maha-microproducts/0.1"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://www.mahastrategies.com/api/v1/micro/biology-assay-control-coverage' \
  -H 'content-type: application/json' \
  --data-raw '{"assay":"qpcr","controls":["positive","negative","no-template","no-RT","reference"],"dataClass":"synthetic"}'

# 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 - -X POST 'https://www.mahastrategies.com/api/v1/micro/biology-assay-control-coverage' \
  -H 'content-type: application/json' \
  --data-raw '{"assay":"qpcr","controls":["positive","negative","no-template","no-RT","reference"],"dataClass":"synthetic"}' \
  | 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 $0.079 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.079" });
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 $0.079 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwww.mahastrategies.com%2Fapi%2Fv1%2Fmicro%2Fbiology-assay-control-coverage&method=POST
const res = await pay("https://www.mahastrategies.com/api/v1/micro/biology-assay-control-coverage", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "assay": "qpcr",
    "controls": [
      "positive",
      "negative",
      "no-template",
      "no-RT",
      "reference"
    ],
    "dataClass": "synthetic"
  }),
});
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 $0.079 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.079"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://www.mahastrategies.com/api/v1/micro/biology-assay-control-coverage",
        json={
            "assay": "qpcr",
            "controls": [
                "positive",
                "negative",
                "no-template",
                "no-RT",
                "reference",
            ],
            "dataClass": "synthetic",
        },
    )
    print(res.status_code, res.text)