Quantum Calibrations Condition Coverage Map

{
  "data": {
    "chargedAmount": "35138",
    "inputHash": "sha256:8daf4c1d7a3a7fc8c6d2af021a60384639b3b387c696a2ef2bf82489a…",
    "limitations": [
      "Public or synthetic nonpersonal metadata only; these are caller …"
    ],
    "productId": "quantum-calibrations-condition-coverage-map",
    "result": {
      "authoritativeSourcesConsulted": false,
      "domainValidationEstablished": false,
      "findings": [],
      "method": "quantum-calibrations-condition-coverage-map/1",
      "metrics": [
        {
          "key": "qcal-targets-with-unique-measurement",
          "recordId": "calibration",
          "value": "1"
        }
      ]
    },
    "resultHash": "sha256:d69fe8f5ee15517797e06acda7d8c36e1d17d62a5efeec6bdcbe12cd9…",
    "version": "maha-typed-metadata-audit/1"
  },
  "proof": {
    "settlement_id": "0x00000000000000000000000000000000000000000000000000000000000000…"
  },
  "success": true
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://www.mahastrategies.com/api/v1/compute/quantum-calibrations/condition-coverage-map' \
  -H 'content-type: application/json' \
  --data-raw '{"backendRef":"backend1","dataClass":"synthetic","measurements":[{"backendRef":"backend1","id":"m1","metricRef":"readout","qubits":[0],"revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","runRef":"run1","state":"measured"}],"nonpersonalMetadata":true,"requiredTargets":[{"id":"t1","metricRef":"readout","qubits":[0]}],"revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","runRef":"run1"}'

# 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/compute/quantum-calibrations/condition-coverage-map' \
  -H 'content-type: application/json' \
  --data-raw '{"backendRef":"backend1","dataClass":"synthetic","measurements":[{"backendRef":"backend1","id":"m1","metricRef":"readout","qubits":[0],"revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","runRef":"run1","state":"measured"}],"nonpersonalMetadata":true,"requiredTargets":[{"id":"t1","metricRef":"readout","qubits":[0]}],"revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","runRef":"run1"}' \
  | 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 $0.035138 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.035138" });
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 $0.035138 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwww.mahastrategies.com%2Fapi%2Fv1%2Fcompute%2Fquantum-calibrations%2Fcondition-coverage-map&method=POST
const res = await pay("https://www.mahastrategies.com/api/v1/compute/quantum-calibrations/condition-coverage-map", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "backendRef": "backend1",
    "dataClass": "synthetic",
    "measurements": [
      {
        "backendRef": "backend1",
        "id": "m1",
        "metricRef": "readout",
        "qubits": [
          0
        ],
        "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "runRef": "run1",
        "state": "measured"
      }
    ],
    "nonpersonalMetadata": true,
    "requiredTargets": [
      {
        "id": "t1",
        "metricRef": "readout",
        "qubits": [
          0
        ]
      }
    ],
    "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
    "runRef": "run1"
  }),
});
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 $0.035138 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.035138"})
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/compute/quantum-calibrations/condition-coverage-map",
        json={
            "backendRef": "backend1",
            "dataClass": "synthetic",
            "measurements": [
                {
                    "backendRef": "backend1",
                    "id": "m1",
                    "metricRef": "readout",
                    "qubits": [
                        0,
                    ],
                    "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "runRef": "run1",
                    "state": "measured",
                },
            ],
            "nonpersonalMetadata": True,
            "requiredTargets": [
                {
                    "id": "t1",
                    "metricRef": "readout",
                    "qubits": [
                        0,
                    ],
                },
            ],
            "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
            "runRef": "run1",
        },
    )
    print(res.status_code, res.text)