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

# Freeze or unfreeze individual card

> Set the frozen status of an individual card.

Sets the frozen status of an individual card issued via Rain. Freezing locks the card and unfreezing reactivates it. Frozen cards cannot authorize transactions until they are unfrozen. Requires an API key with access level 2 or higher.

## Path parameters

<ParamField path="cardId" type="string" required>
  Unique identifier of the individual card.
</ParamField>

## Body

<ParamField body="freeze" type="boolean">
  Whether to freeze (`true`) or unfreeze (`false`) the card.
</ParamField>

## Response

Returns HTTP 200 with an empty body on success.

<RequestExample>
  ```bash cURL theme={null}
  curl -X PATCH "https://api.cryptomate.me/cards/individual-cards/icard_6f1e2a30-4a3c-4b2e-9a1d-5e8c9b7a1f23/frozen" \
    -H "x-api-key: $CRYPTOMATE_API_KEY" \
    -H "Content-Type: application/json" \
    -d '{
      "freeze": true
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json 200 OK theme={null}
  {}
  ```

  ```json 401 Unauthorized theme={null}
  {
    "code": "AUTH",
    "message": "Invalid API key"
  }
  ```

  ```json 404 Not Found theme={null}
  {
    "code": "NOT_FOUND",
    "message": "Card not found"
  }
  ```
</ResponseExample>