Drinks Estimate

{
  "asOf": "2026-10-12T01:45:04.250Z",
  "beerBottlesOrCans": 100,
  "beerDrinks": 100,
  "degraded": false,
  "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
  "drinkers": 50,
  "drinksPerDrinker": 5,
  "drinksPerLiquorBottle": 16,
  "drinksPerWineBottle": 5,
  "guests": 50,
  "hours": 4,
  "liquorBottles750ml": 4,
  "liquorDrinks": 50,
  "notChecked": [
    "non-alcoholic drinks, water, mixers, juice and coffee (plan those separately)",
    "responsible-service rules, licensing and guest safety (not alcohol-service advice)",
    "…1 more"
  ],
  "reasons": [
    "Drinks per drinker = first-hour drinks + (hours - 1) x later-hour drinks; under one hour it is scaled down from the first hour.",
    "Bottle counts round up; a 750 ml bottle holds about 25.4 oz."
  ],
  "source": "computed locally (first-hour / later-hour rule of thumb; 750 ml = 25.4 oz)",
  "summary": "50 drinkers x 5 drinks over 4 h = 250 drinks: 100 beers, 20 wine bottles, 4 liquor bottles.",
  "totalDrinks": 250,
  "totalDrinksRoundedUp": 250,
  "verdict": "COMPUTED",
  "wineBottles750ml": 20,
  "wineDrinks": 100
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://party-event-calc.x402tookit.com/drinks-estimate?guests=50&hours=4'

# 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://party-event-calc.x402tookit.com/drinks-estimate?guests=50&hours=4' \
  | 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 $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
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 $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fparty-event-calc.x402tookit.com%2Fdrinks-estimate
const res = await pay("https://party-event-calc.x402tookit.com/drinks-estimate?guests=50&hours=4");
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 $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://party-event-calc.x402tookit.com/drinks-estimate?guests=50&hours=4")
    print(res.status_code, res.text)