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

# Counter Management

> Create and manage POS counters and rotate webhook secrets.

| Action                | Method   | Endpoint                                       |
| --------------------- | -------- | ---------------------------------------------- |
| Create terminal       | `POST`   | `/merchant/api/v1/counters`                    |
| List terminals        | `GET`    | `/merchant/api/v1/counters`                    |
| Get terminal          | `GET`    | `/merchant/api/v1/counters/{id}`               |
| Update terminal       | `PUT`    | `/merchant/api/v1/counters/{id}`               |
| Deactivate terminal   | `DELETE` | `/merchant/api/v1/counters/{id}`               |
| Rotate webhook secret | `POST`   | `/merchant/api/v1/counters/{id}/rotate-secret` |

> **Rotate the webhook secret** if it is ever exposed or compromised. All subsequent webhooks will use the new secret immediately.

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