Get a payment's card-reveal handoff

payments.credentials() -> PaymentCredentialsResponse

GET/v3/payments/{paymentId}/credentials

Returns a short-lived handoff for a ready payment. Fetch the card credentials directly from the provider with the returned user_token at fetch_url — the card number never passes through Linq. Do not persist PAN/CVC.

ParametersExpand Collapse

payment_id: str

ReturnsExpand Collapse

class PaymentCredentialsResponse: …

handoff: Optional[Handoff]

Fetch the card directly from the provider with these — never through Linq.

card_ref: Optional[str]

fetch_url: Optional[str]

provider: Optional[str]

user_token: Optional[str]

Short-lived bearer to fetch the card from the provider.

Get a payment's card-reveal handoff

import os
from linq import LinqAPIV3

client = LinqAPIV3(
    api_key=os.environ.get("LINQ_API_V3_API_KEY"),  # This is the default and can be omitted
)
response = client.payments.credentials(
    "paymentId",
)
print(response.handoff)

{
  "handoff": {
    "card_ref": "card_7h2k",
    "fetch_url": "https://api.agentcard.sh/api/v2/cards/card_7h2k",
    "provider": "agentcard",
    "user_token": "user_token"
  }
}

{
  "error": {
    "status": 401,
    "code": 2004,
    "message": "Unauthorized - missing or invalid authentication token",
    "doc_url": "https://docs.linqapp.com/error/codes/2xxx/2004/"
  },
  "success": false
}

{
  "error": {
    "status": 404,
    "code": 2001,
    "message": "Resource not found",
    "doc_url": "https://docs.linqapp.com/error/codes/2xxx/2001/"
  },
  "success": false
}

{
  "error": {
    "status": 409,
    "code": 2013,
    "message": "This chat is unavailable",
    "doc_url": "https://docs.linqapp.com/error/codes/2xxx/2013/"
  },
  "success": false
}

{
  "error": {
    "status": 500,
    "code": 3006,
    "message": "Internal server error",
    "doc_url": "https://docs.linqapp.com/error/codes/3xxx/3006/"
  },
  "success": false
}

Returns Examples

{
  "handoff": {
    "card_ref": "card_7h2k",
    "fetch_url": "https://api.agentcard.sh/api/v2/cards/card_7h2k",
    "provider": "agentcard",
    "user_token": "user_token"
  }
}

{
  "error": {
    "status": 401,
    "code": 2004,
    "message": "Unauthorized - missing or invalid authentication token",
    "doc_url": "https://docs.linqapp.com/error/codes/2xxx/2004/"
  },
  "success": false
}

{
  "error": {
    "status": 404,
    "code": 2001,
    "message": "Resource not found",
    "doc_url": "https://docs.linqapp.com/error/codes/2xxx/2001/"
  },
  "success": false
}

{
  "error": {
    "status": 409,
    "code": 2013,
    "message": "This chat is unavailable",
    "doc_url": "https://docs.linqapp.com/error/codes/2xxx/2013/"
  },
  "success": false
}

{
  "error": {
    "status": 500,
    "code": 3006,
    "message": "Internal server error",
    "doc_url": "https://docs.linqapp.com/error/codes/3xxx/3006/"
  },
  "success": false
}