Decide Pace

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://business-frameworks.matryoshka-paradigms.workers.dev/apply/growth/decide/pace' \
  -H 'content-type: application/json' \
  --data-raw '{"cash_margin_per_sales_dollar":0.05,"cost_of_sales_per_sales_dollar":0.6,"days_inventory":90,"days_receivable":60,"days_supplier_credit":45,"operating_expense_per_sales_dollar":0.3,"outside_capital":{"cost_pct":9,"expected_return_pct":18},"planned_growth_pct":25,"r_pct":13}'

# 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://business-frameworks.matryoshka-paradigms.workers.dev/apply/growth/decide/pace' \
  -H 'content-type: application/json' \
  --data-raw '{"cash_margin_per_sales_dollar":0.05,"cost_of_sales_per_sales_dollar":0.6,"days_inventory":90,"days_receivable":60,"days_supplier_credit":45,"operating_expense_per_sales_dollar":0.3,"outside_capital":{"cost_pct":9,"expected_return_pct":18},"planned_growth_pct":25,"r_pct":13}' \
  | 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 $0.05 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.05" });
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 $0.05 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fbusiness-frameworks.matryoshka-paradigms.workers.dev%2Fapply%2Fgrowth%2Fdecide%2Fpace&method=POST
const res = await pay("https://business-frameworks.matryoshka-paradigms.workers.dev/apply/growth/decide/pace", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "cash_margin_per_sales_dollar": 0.05,
    "cost_of_sales_per_sales_dollar": 0.6,
    "days_inventory": 90,
    "days_receivable": 60,
    "days_supplier_credit": 45,
    "operating_expense_per_sales_dollar": 0.3,
    "outside_capital": {
      "cost_pct": 9,
      "expected_return_pct": 18
    },
    "planned_growth_pct": 25,
    "r_pct": 13
  }),
});
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 $0.05 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.05"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://business-frameworks.matryoshka-paradigms.workers.dev/apply/growth/decide/pace",
        json={
            "cash_margin_per_sales_dollar": 0.05,
            "cost_of_sales_per_sales_dollar": 0.6,
            "days_inventory": 90,
            "days_receivable": 60,
            "days_supplier_credit": 45,
            "operating_expense_per_sales_dollar": 0.3,
            "outside_capital": {
                "cost_pct": 9,
                "expected_return_pct": 18,
            },
            "planned_growth_pct": 25,
            "r_pct": 13,
        },
    )
    print(res.status_code, res.text)