> For the complete documentation index, see [llms.txt](https://docs.channel360.co.za/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.channel360.co.za/api-usage/concepts.md).

# Concepts

The ideas behind the Channel360 API, explained once so the guides can stay short.

These pages explain how things work and why. The guides link here instead of repeating it.

{% content-ref url="/pages/UAUsKmCKXoQDu5gIwW8Q" %}
[Templates, placeholders and components](/api-usage/concepts/templates-placeholders-and-components.md)
{% endcontent-ref %}

{% content-ref url="/pages/qsqPaQF8N6kbetSgNkob" %}
[Notifications vs. replies (the 24-hour window)](/api-usage/concepts/notifications-vs-replies.md)
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{% content-ref url="/pages/RJMlaxNFSbVbTDbJ9pC3" %}
[Tags vs. the API](/api-usage/concepts/tags-vs-the-api.md)
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{% content-ref url="/pages/g7KUSUMWQLS6klQCKU15" %}
[Identifiers: which ID is which](/api-usage/concepts/identifiers.md)
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