# tinyEmail Documentation > Documentation for tinyEmail ## API Reference - [Intro](https://tinyemail.readme.io/reference/intro.md) - [Authentication](https://tinyemail.readme.io/reference/getting-started-with-your-api-1.md): This page will help you get started with Overview. - [oAuth](https://tinyemail.readme.io/reference/oauth-flow.md) - [Api Key (coming soon ...)](https://tinyemail.readme.io/reference/api-key-coming-soon.md) - [Customers](https://tinyemail.readme.io/reference/customers.md) - [Import Customer](https://tinyemail.readme.io/reference/getting-started-with-your-api.md)