# Product Master Following segment covers API calls that create, update/edit, and delete a product and retrieve a list of all existing products. API calls in regard to product master utilizes product 'Ids' (example: e1347717-bd1a-4e61-a82b-31c0167a7aaf ) generated by the system at the moment of product's initial creation. {% hint style="info" %} Notice: Product Id is unique and created automatically by the system. Product Id cannot be altered. {% endhint %} --- # 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.p4.software/p4-warehouse-spanish/api-rest/product-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.