> For the complete documentation index, see [llms.txt](https://machine-learning.paperspace.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://machine-learning.paperspace.com/wiki/serverless-ml-faas-and-lamda.md).

# Serverless ML: FaaS and Lambda

Function-as-a-Service (FaaS) and Lambda functions are types of serverless systems. 

![An example of a common serverless website configuration. Source: NBS System](/files/-LwQZg_c0lrUCbVR-aET)

Going serverless for model serving or inference *sounds* attractive.  Theoretically, there would be less infrastructure to manage and less idle GPU/CPU cost. 

In practice, however, cold-start times and other unavoidable hurdles have slowed widespread adoption.