X Ads and Virtual Cards: Documented Options
X Ads takes a card in dollars, and the card has to survive the checks its processor runs — country, address, and a step-up challenge. This page lines up what X Ads actually charges, which card parameters matter for it, and the specific failures people hit here.
Stripe Issuing is the closest fit on published terms (3-D Secure is documented, so a step-up challenge can finish instead of timing out). Ramp is the fallback if that issuer will not take you, and Citi Virtual Account Numbers is the cheaper-to-fund option if you expect several charges a month.
X Ads: what lands on the card, and when
X Ads supports prepaid funding and threshold billing in USD, with the card charged automatically when the threshold is reached.
Why a card that works elsewhere fails here
Accounts that change payment methods frequently get extra review, which delays the next campaign. Decide on one card before the account starts spending.
- The card's issuing country does not match the country on the account. The BIN gives it away before any charge is attempted.
- The billing address differs from the issuer's record by a house number or a ZIP digit, and AVS fails on the comparison.
- The balance sits below the next threshold charge, so the automatic charge fails and delivery pauses.
- The card is shared across several ad accounts, which the platform treats as a risk signal.
- The issuer blocks the merchant category, or treats rapid repeated authorisations as card testing.
- The balance covers the headline amount but not that amount plus tax and a temporary hold.
The five checks the ad account's billing profile runs
| What is checked | How it works here | What to pick |
|---|---|---|
| Threshold authorisation | The card is charged automatically each time spend reaches the threshold. | Recurring support and a balance above the threshold, not at it |
| 3-D Secure | Meta and Google both expect step-up authentication for recurring billing. | Documented 3DS support with a working OTP route |
| Billing profile match | Account country, currency and card country are compared. | A card issued in the account's billing country |
| Card reuse | A card shared across several ad accounts gets flagged. | One card per ad account, or a small number of accounts per card |
| Payment-method churn | Frequent card changes are a risk signal in themselves. | Decide on one card before the account starts spending |
Not every check runs on every attempt. X Ads applies them in the order its processor decides, which is why the same card can pass one day and fail the next after an issuer-side change.
Three cards that fit this checkout
Chosen by the parameters that decide X Ads — country matching, step-up support, recurring behaviour and the cost of keeping the card funded — not by the order they appear in a directory.
1. Stripe Issuing — 8.3/10
What earns Stripe Issuing the slot is the fee shape rather than the headline score: no creation fee is published, and the top-up is quoted as Not applicable. That suits a threshold charge better than a card built for one-off purchases.
Works for this checkout
- 3-D Secure is documented, so a step-up challenge can finish instead of timing out
- a US billing address can be recorded against the card
What it costs you
- ID required at signup, so not anonymous
2. Ramp — 8.1/10
What earns Ramp the slot is the fee shape rather than the headline score: no creation fee is published, and the top-up is quoted as Not applicable. That suits a threshold charge better than a card built for one-off purchases.
Works for this checkout
- 3-D Secure is documented, so a step-up challenge can finish instead of timing out
- a US billing address can be recorded against the card
What it costs you
- full identity documents at signup
3. Citi Virtual Account Numbers — 7.8/10
Citi Virtual Account Numbers sits third of the three on fit for this checkout, with a catalogue rating of 7.8/10. On cost, no creation fee is published, and the top-up is quoted as Not applicable.
Works for this checkout
- 3-D Secure is documented, so a step-up challenge can finish instead of timing out
- a US billing address can be recorded against the card
What it costs you
- full identity documents at signup
The shortlist, side by side
| # | Card / issuer | KYC | Creation fee | Top-up | FX | 3DS | Rating |
|---|---|---|---|---|---|---|---|
| 1 | Stripe Issuing | Business KYC (KYB): registered… | $0 | Not applicable | ~1% | 3DS | 8.3/10 |
| 2 | Ramp | Business verification (KYB): US… | 0 | Not applicable | 0 | 3DS | 8.1/10 |
| 3 | Citi Virtual Account Numbers | Yes (requires existing eligible… | Free | Not applicable | Not applicable | 3DS | 7.8/10 |
| 4 | Infini | Yes (KYC/KYB; basic info -> $500… | ~$10 | 0% | 0.1% per txn | 3DS | 8.5/10 |
| 5 | Fiat24 | Yes (18+, biometric ID + GPS +… | Free | 1% | 1-1.5% | 3DS | 8.8/10 |
| 6 | Bybit | Yes (KYC Level 2: govt ID + proof… | Free virtual | 0.9% crypto conversion fee per… | EEA 0.5% on top of Mastercard rate | 3DS | 8.6/10 |
| 7 | Grey | Yes (KYC verification) | $4 (Mastercard) / $5 (Visa) one-time… | 0% | 0% USD spend from USD balance | 3DS | 8.7/10 |
| 8 | Figo | Yes | $2 | Free | 2% FX | 3DS | 8.2/10 |
Every figure is the issuer's own published term, converted where necessary and re-checked monthly. Where a cell says “not disclosed”, the issuer does not publish it — that is different from zero.
What funding the card costs
Modelled on $1,000 moving through the card, which is a normal month for this category. It is the fee load, not the purchase price, so you can compare issuers on the same basis.
| Card | Creation | Top-up on $1,000 | FX on $1,000 | Total fee load |
|---|---|---|---|---|
| Stripe Issuing | $0 | — | $10 | — |
| Ramp | — | — | — | — |
| Citi Virtual Account Numbers | $0 | — | — | — |
A card with no creation fee can still be the more expensive one once the top-up percentage is applied to a large monthly figure.
Paying X Ads with a virtual card, step by step
- 1
Match the card's country to the account
Start with jurisdiction, not price. The card's country and the account's region have to agree before X Ads will authorise anything, and that check happens before the balance is even considered.
- 2
Issue the card and cap it
Issue one card for this merchant rather than reusing a shared card. A limit above the expected charge keeps the authorisation from failing on a technicality.
- 3
Fund above the charge
The first authorisation often includes a small hold, so a balance that matches the price to the cent will bounce. Put 15–20% more on than you expect to spend.
- 4
Paste the billing address
Use the issuer's address, character for character. AVS compares what you type with what the issuer holds, and a transposed digit fails the check.
- 5
Complete the challenge
A challenge that times out counts as a decline, and the retry starts from a worse risk position. Keep the issuer app or SMS route open before you submit.
- 6
Confirm the charge and leave headroom
Verify the charge is captured rather than pending, and keep enough on the card for the next cycle so the renewal does not become a second project.
If it still fails
Work down this list in order. Each row is a different check, so changing the card before you know which one failed usually repeats the same decline on a new BIN.
| What you see | What it means here | What to do |
|---|---|---|
| Generic decline | The authorisation came back refused with no reason code. Here that usually means the card's country or the billing address did not match, not that the balance was short. | Do not resubmit immediately. Fix the country and the address first, then make one clean attempt. |
| Not enough funds | The amount requested was higher than what was available, because tax and a small verification hold were added to the plan price. | Add 15–20% headroom and retry once; repeated attempts on a short balance can themselves trigger a block. |
| ZIP or address mismatch | The postal code did not match the issuer's record for that card. | Paste the address exactly as the issuer displays it, including the apartment or suite line if there is one. |
| Authentication failed | The step-up challenge started but did not finish — a blocked window, a stale phone number, or an unread one-time code. | Retry in a private window with popups allowed, and confirm the contact route on the card is current. |
| Card type not accepted | The BIN is recognised as prepaid, or issued in a country this checkout will not take. | Move to a debit or credit BIN from an accepted country rather than trying the same card again. |
| Saved card stopped working | The merchant is still pointing at a card you replaced, froze or let expire. | Re-add the card, set it as default, then remove the old record so it cannot be retried. |
What a failed payment actually costs you
Campaigns pause when the charge fails, and repeated failures can move the account to a past-due state that limits spend even after the card is fixed. The loss is delivery time plus the learning period the campaign has to rebuild.
That is why the buffer matters more than the fee. A card that saves 1% on top-up but fails the renewal costs more than a card that charges 2% and clears every cycle.
Questions we get asked
Yes, if the card matches the account's country and can complete a step-up challenge. Stripe Issuing is the closest fit on published terms, with Ramp as the fallback. The failure people report is rarely a balance problem; it is a country or address check.
Because X Ads runs its own checks before the charge: the card's issuing country against the account's region, the postal code against the issuer's records, and a 3-D Secure challenge where the region requires one. A card that works at a domestic merchant can still fail all three.
On a Prepaid or threshold plan, the cheapest is the one with the lowest top-up and FX load rather than the lowest creation fee. For Stripe Issuing, no creation fee is published, and the top-up is quoted as Not applicable. Run the same spend through two issuers before deciding; the fee that dominates is usually the top-up.
Prepaid instruments are the first thing this kind of checkout screens out. Even when a prepaid card is accepted, it usually cannot take the renewal, so it buys one cycle rather than a subscription.
It depends on the site version. A cross-border checkout will often take a foreign card and convert at the issuer's rate, while the domestic path will not. Check which currency the checkout quotes before choosing the card.
On a metered or threshold account the charge is retried, and a second failure can put the billing account on hold — which stops service, not just the payment. Keep the card funded above the threshold rather than at it.
Other ways to pay X Ads
A virtual card is one path. These are the others, and each has a different failure mode.
- Prepaid credits
- a card reserved for this account
- a backup card added but not set as default
How the data on this page is built
Figures come from issuer pricing pages and published merchant-support lists, re-checked monthly. Where a term is unpublished, the table says “not disclosed” rather than filling the gap with an estimate. The full protocol is on the methodology page. The full protocol, including how declines are recorded, is on the methodology page.
Fees, limits and terms quoted on this page are as published by the issuer and can change at any time — verify with the issuer before applying.