Feed Ration

{
  "asFedPerDay": 294.1176,
  "asOf": "2026-10-11T23:40:36.290Z",
  "balesExact": 9.804,
  "balesToBuy": 10,
  "days": 30,
  "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.",
  "dryMatterPerDay": 250,
  "notChecked": [
    "the real nutrient needs of your animals (protein, energy, minerals) and body condition",
    "feed quality and mould, and species-specific safety limits",
    "…2 more"
  ],
  "offeredPerDayWithWaste": 326.7974,
  "perHeadOfferedPerDay": 32.6797,
  "reasons": [
    "Dry matter 250 lb/day = 10 x 1000 x 2.5%.",
    "Divide by 85% dry matter for as-fed weight, then by (1 - 10% waste) for the amount to put out."
  ],
  "source": "computed locally (DM intake = head x weight x intake%; as-fed = DM / feed DM% / (1 - waste))",
  "summary": "Offer about 326.8 lb/day as fed (250 lb dry matter), 9804 lb over 30 day(s).",
  "totalOffered": 9803.922,
  "unit": "lb",
  "verdict": "FEED_QUANTITY_COMPUTED"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://agri-calc.x402tookit.com/feed-ration?baleWeight=1000&bodyWeight=1000&days=30&feedDryMatterPct=85&head=10&wastePct=10'

# 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://agri-calc.x402tookit.com/feed-ration?baleWeight=1000&bodyWeight=1000&days=30&feedDryMatterPct=85&head=10&wastePct=10' \
  | 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%2Fagri-calc.x402tookit.com%2Ffeed-ration
const res = await pay("https://agri-calc.x402tookit.com/feed-ration?baleWeight=1000&bodyWeight=1000&days=30&feedDryMatterPct=85&head=10&wastePct=10");
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://agri-calc.x402tookit.com/feed-ration?baleWeight=1000&bodyWeight=1000&days=30&feedDryMatterPct=85&head=10&wastePct=10")
    print(res.status_code, res.text)