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

# Client Request ID

> Tracing requests

Nmbr supports tracing your requests using a Client Request ID, which will be included in webhook events. This approach is useful for tracking and correlating requests and their resulting events, especially in complex workflows or when debugging issues.

To include a Client Request ID, add an `X-Client-Request-ID` header with a unique identifier for the specific request. This ID will be included in any related webhook events.

The format and how you generate the Client Request ID is up to you, however we suggest using [UUIDs](https://en.wikipedia.org/wiki/Universally_unique_identifier).

```
X-Client-Request-ID: 71edb1dec791-ac55-1t3y-e918-8ac545e4
```