# Introduction ## What is Preview? Preview is a Continuous Product Review product which creates and manages ephemeral environments. While typically used for Pull Request review or automated end-to-end testing, environments can also be used for sales demos, manual QA testing, conducting user testing, or demonstrating upcoming product changes to existing customers. {% hint style="warning" %} Preview is currently in a closed alpha. There will be bugs, and there are existing short-comings which are being addressed. {% endhint %} Preview is designed to avoid making any requirements of your Software Development Life Cycle (SDLC), outside of the Continuous Product Review segment. ## What is Preview ***not**?* Preview is not: * a Production deployment orchestration solution * a Kubernetes Cluster management solution * designed to be used a remote development environment --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.previewhq.com/master.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.