Wealth Cards

{
  "amazon_link": "https://www.amazon.com/s?k=credit+card+rewards+optimization&tag=pulsenetwork7-20",
  "amazon_search": "credit card rewards optimization",
  "current_rate_context": "Average credit card APR is 21%+ (FRED data) — paying in full each month matters more than the rewards rate",
  "disclaimer": "Card offers and bonuses change frequently. Verify current terms before applying. This is not financial advice.",
  "monthly_spend": "$3,000",
  "spend_profile": "travel",
  "strategy_note": "Pair with a flat 2% cashback card for categories outside travel and dining",
  "top_cards": [
    {
      "annual_fee": "$95",
      "best_for": "travel and dining spend",
      "card_name": "Chase Sapphire Preferred",
      "credit_score_needed": "good",
      "estimated_annual_value": "$680",
      "issuer": "Chase",
      "key_rewards": [
        "3x dining",
        "2x travel"
      ],
      "rank": 1,
      "signup_bonus": "60,000 points ($750 travel) after $4,000 spend in 3 months",
      "verdict": "Best all-around travel card for this spend level"
    }
  ]
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://wealthpulse.theaslangroupllc.com/api/wealth/cards?spend_profile=travel'

# 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://wealthpulse.theaslangroupllc.com/api/wealth/cards?spend_profile=travel' \
  | 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 $0.1 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.1" });
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 $0.1 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwealthpulse.theaslangroupllc.com%2Fapi%2Fwealth%2Fcards
const res = await pay("https://wealthpulse.theaslangroupllc.com/api/wealth/cards?spend_profile=travel");
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 $0.1 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.1"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://wealthpulse.theaslangroupllc.com/api/wealth/cards?spend_profile=travel")
    print(res.status_code, res.text)