> For the complete documentation index, see [llms.txt](https://docs.globalbridgeconnections.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.globalbridgeconnections.com/core-api.md).

# Core Api

- [Authentication](https://docs.globalbridgeconnections.com/core-api/authentication.md): API para el manejo de merchants en el nivel de autenticación y autorización