> For the complete documentation index, see [llms.txt](https://faqs.7-oceans.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://faqs.7-oceans.org/the-7oceans-coin/what-does-a-coin-do.md).

# What does a coin do?

The basic purpose of coins is to be treated similarly to cash, namely as a means of payment. Like coins and banknotes, coins can be used to pay or receive a payment - except that the transaction is purely digital with a cryptocurrency.