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POST
/
business
/
card
/
{reference}
/
topup
Fund a card
curl --request POST \
  --url https://api-staging.usenumero.com/numeroaccount/api/v1/business/card/{reference}/topup \
  --header 'Content-Type: application/json' \
  --header 'X-Numero-Api-Key: <api-key>' \
  --data '{
  "amount": 10
}'
{ "data": { "cardReference": "NCRD24AD18BEBD474A", "customerId": "NCUS9953596C2B7F45", "label": "<string>", "brand": "Visa", "firstSix": "428852", "lastFour": "6353", "expiryMonth": "06", "expiryYear": "2029", "currency": "USD", "balance": 5, "isPhysical": true, "dailyLimit": 123, "perTransactionLimit": 123, "issuedAt": "2023-11-07T05:31:56Z", "capabilities": [ "USD", "APPLE_PAY", "GOOGLE_PAY" ] }, "error": { "message": "<string>", "param": "<string>" }, "meta": { "request_id": "<string>", "pagination": { "page": 123, "page_size": 123, "total": 123, "has_more": true } } }

Authorizations

​
X-Numero-Api-Key
string
header
required

Your business API key (live_key_...). Issued on approval; managed in Dashboard → Settings → Developer.

Path Parameters

​
reference
string
required

Body

application/json
​
amount
number
required

USD amount.

Example:

10

Response

The card (masked only)

Canonical response envelope for the public surface. data on success, error on failure.

​
data
object
required

A card as exposed to you — masked only.

​
error
object
required
​
meta
object
required