Billing

const subscription = await grantex.billing.getSubscription();
console.log(subscription.plan);   // 'free'
console.log(subscription.status); // 'active'

const subscription = await grantex.billing.getSubscription();

console.log(subscription.plan);             // 'free', 'pro', or 'enterprise'
console.log(subscription.status);           // 'active', 'past_due', or 'canceled'
console.log(subscription.currentPeriodEnd); // '2026-03-28T00:00:00Z' or null

const checkout = await grantex.billing.createCheckout({
  plan: 'pro',
  successUrl: 'https://yourapp.com/billing/success',
  cancelUrl: 'https://yourapp.com/billing/cancel',
});

console.log(checkout.checkoutUrl);
// → 'https://checkout.stripe.com/c/pay/cs_live_...'
// Redirect the user to this URL

const portal = await grantex.billing.createPortal({
  returnUrl: 'https://yourapp.com/settings',
});

console.log(portal.portalUrl);
// → 'https://billing.stripe.com/p/session/...'
// Redirect the user to this URL

import { Grantex } from '@grantex/sdk';

const grantex = new Grantex({ apiKey: process.env.GRANTEX_API_KEY });

// Check current plan
const subscription = await grantex.billing.getSubscription();

if (subscription.plan === 'free') {
  // Upgrade to pro
  const { checkoutUrl } = await grantex.billing.createCheckout({
    plan: 'pro',
    successUrl: 'https://myapp.com/billing/success',
    cancelUrl: 'https://myapp.com/billing/cancel',
  });
  // Redirect user to checkoutUrl
} else {
  // Open billing portal for management
  const { portalUrl } = await grantex.billing.createPortal({
    returnUrl: 'https://myapp.com/settings',
  });
  // Redirect user to portalUrl
}