# Calling API with external\_id reply

**URL:** <https://meta.discourse.org/t/external-id-api/390573>\
**Category:** Development\
**Tags:** rest-api\
**Created:** [December 6, 2025, 7:47am UTC](https://meta.discourse.org/t/external-id-api/390573 "2025-12-06T07:47:04Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![supermathie](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/supermathie/32/507518_2.png) [@supermathie](https://meta.discourse.org/u/supermathie)\
**Post date:** [December 6, 2025, 4:30pm UTC](https://meta.discourse.org/t/external-id-api/390573/6 "2025-12-06T16:30:54Z")

</div>

It isn’t possible at the moment, but you could make it so with your own patch that amended the authentication code to treat for example:

```plaintext
api-username: external_id:BB111

```

equivalent to:

```plaintext
api-username: bbaggins

```

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