# Merchants Merchants can choose to sign up on RocketFuel's system by visiting the link [https://merchant-sandbox.rocketfuelblockchain.com ](). They can offer their goods/services on their website and accept payments in Cryptocurrency or via bank using RocketFuel's solution. Once a merchant is registered with RocketFuel, they are given a `merchant_id`. They are also given authorization keys to access our APIs. With a host of benefits like low fees, protection from crypto price volatility, a feature-rich dashboard, invoice generation, and no chargebacks, RocketFuel provides the most competitive and advanced payment service to merchants who wish to accept payments in crypto and bank transfers. Merchants can receive payment in 120+ cryptocurrencies. ![120+ crypto options to receive payment](/files/Eu7OQuOSX3Krmtq0OjpS) --- # 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.rocketfuel.inc/core-concepts/merchants.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.