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

# Key Concepts

This section defines the key terms and concepts you'll encounter across QUANTI: plans and features.

* [Connected Account](/key-concepts/concepts/connected-account.md)
* [Data Source](/key-concepts/concepts/data-source.md)
* [Project](/key-concepts/concepts/project.md)
* [Data Refresh](/key-concepts/concepts/data-refresh.md)
* [Real-time Analytics](/key-concepts/concepts/real-time-analytics.md)
* [Pre-built Report](/key-concepts/concepts/pre-built-report.md)
* [Use Case](/key-concepts/concepts/use-case.md)
* [Extra Analytics Capacity](/key-concepts/concepts/extra-analytics-capacity.md)
* [Semantic Layer](/key-concepts/concepts/semantic-layer.md)
* [Marketing Mix Modeling (MMM)](/key-concepts/concepts/mmm.md)