> ## Documentation Index
> Fetch the complete documentation index at: https://developer.box.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Token & URL Expiration

Across the Box API there are a few tokens, codes, and URLs that automatically
expire. The following is a quick overview of their respective expiration times.

|                       |                                |
| --------------------- | ------------------------------ |
| [Authorization Codes] | Expires after 30 seconds       |
| [Access Tokens]       | expires after 60 minutes       |
| [Refresh Tokens]      | Expires after 60 days or 1 use |
| [Download URLs]       | Expires after 15 minutes       |

See each respective guide for more details.

[Authorization Codes]: /guides/authentication/oauth2

[Access Tokens]: /guides/authentication/tokens

[Refresh Tokens]: /guides/authentication/tokens/refresh

[Download URLs]: /guides/downloads