> For the complete documentation index, see [llms.txt](https://help.screena.ai/resources/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.screena.ai/resources/faq/hosting-and-deployment/how-often-are-models-re-trained-and-what-does-roll-out-to-clients-look-like.md).

# How often are models re-trained and what does roll out to clients look like?

Models are trained continuously based on **supervised learning**. We roll out new versions to clients after extensive testing in our lab and as part of our standard product releases.