# SUBACCOUNT - [Create Customer(Tier 1)](https://docs.1app.online/subaccount/create-customer-tier-1.md): This endpoint is used to create an account for a tier 1 customer account. A customer tracking ID is returned which can be used for basic integration on 1app/Boldd ecosystem. - [Create Customer - (Full KYC)](https://docs.1app.online/subaccount/create-customer-full-kyc.md): This endpoint is used to create an account for a customer issuing a card. A customer tracking ID is returned which can be used access other resource such as virtual card, USD, GBP, EUR accounts etc. --- # 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.1app.online/subaccount.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.