> For the complete documentation index, see [llms.txt](https://developers.klasha.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.klasha.com/~/revisions/LgPYv1wt83TA5LzyGVuI/overview.md).

# Overview

- [Introduction](https://developers.klasha.com/~/revisions/LgPYv1wt83TA5LzyGVuI/overview/introduction.md)
- [Parameters](https://developers.klasha.com/~/revisions/LgPYv1wt83TA5LzyGVuI/overview/parameters.md): This page shows the list of template variables used across the documentation and their values.
- [Token Generation](https://developers.klasha.com/~/revisions/LgPYv1wt83TA5LzyGVuI/overview/token-generation.md): Use the token generated here as a value of the Authorization header (Bearer token) for api requests where it is required.
- [Errors](https://developers.klasha.com/~/revisions/LgPYv1wt83TA5LzyGVuI/overview/errors.md)
- [Countries & Payment Methods](https://developers.klasha.com/~/revisions/LgPYv1wt83TA5LzyGVuI/overview/countries-and-payment-methods.md)