> ## Documentation Index
> Fetch the complete documentation index at: https://docs.agentcard.sh/llms.txt
> Use this file to discover all available pages before exploring further.

# cardholder_onboarding_session.completed

> A hosted onboarding session finished and the cardholder exists.

A hosted onboarding session finished and the cardholder exists. `external_user_id` is the id you passed.

```json theme={null}
{
  "id": "evt_9f8e7d6c5b4a",
  "type": "cardholder_onboarding_session.completed",
  "created": 1757264400,
  "livemode": false,
  "data": {
    "id": "cos_8d9e",
    "cardholder_id": "ch_2b3c",
    "external_user_id": "your_user_42"
  }
}
```