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Virtual Cards for Startups: Cap Spend per Vendor

Virtual Cards for Startups: Cap Spend per Vendor

Startups bleed money through shared company cards: a forgotten trial here, a runaway cloud bill there, and a statement nobody can explain at month end. Giving each tool, vendor or environment its own card with a fixed cap fixes most of it, and you can start today with cards you buy, not build.

In short: a virtual card issuing API lets a startup create capped payment cards from its own code, so each vendor or environment can only spend what you allow. Gpaynow Card API v2 is planned for this and is in early access (not live yet). Today you can get the same control by buying one prepaid card per tool in the Gpaynow store, where each card's balance is its spending cap, with no KYC to buy.

Why startups need per-purpose cards

  • AI and cloud bills spike without warning. A capped card declines the overage instead of draining your account.
  • One card per environment. Keep staging and production spending separate.
  • Clean books. When each card maps to one vendor, every charge names itself at month end.
  • Contain a leak. If one card number is exposed, only that card breaks, not every subscription.

What you can do today with Gpaynow

You do not need an API to start. Buy a prepaid virtual card per tool in the Gpaynow store, paid from your balance topped up with USDT, USDC, Bitcoin or another supported coin. A prepaid card can only spend its balance, so the balance is a hard cap. Each card price is the card balance plus a one-time activation fee ($5, or $15 on $300 cards); there are no monthly fees, and there is no KYC to buy. Some merchants refuse prepaid cards, so check each tool's payment rules first.

What Card API v2 will add

For teams that want cards created and controlled by their own software, Card API v2 is planned to offer programmatic issuing, per-card limits, freeze and close, and signed webhooks. It is in early access: no card issuer is connected yet, and API keys, a test environment and webhooks are not available yet. No payment is taken until your access is approved.

Planned early-access pricing

ItemPlanned price
Plan (one-time)Starter $1,500 · Growth $3,000 · Scale $6,000
Card issue fee$5.00 / $3.00 / $0.50 per card
Approved purchase$0.05
Declined purchase, freeze, unfreeze, card top-upFree
API balance top-up (stablecoin)$1.00 flat
Monthly fee$0

See every plan detail on the Card API page.

Frequently asked questions

Can a startup use Gpaynow cards today?

Yes. You can buy prepaid virtual cards in the store with crypto, one per tool or environment, with no KYC to buy. The programmatic API is in early access.

How do I cap spending on a card?

A prepaid store card can only spend its balance, so load each card with the amount that vendor needs. Per-card limits by API are planned for Card API v2.

Is there a setup or monthly fee for store cards?

No. Each card price is its balance plus a one-time activation fee, with no monthly fees.

Is the API live?

No. Card API v2 is in early access, and no payment is taken until your access is approved.

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