# AoxToken documentation

From your first API key to the tools you already use.

## Find your guide

- [5-minute quickstart](/docs/en/quickstart/)
- [Registration and API keys](/docs/en/account-and-key/)
- [Endpoints, authentication and protocols](/docs/en/endpoints/)
- [Models and compatibility](/docs/en/models/)
- [Tokens, credits and billing](/docs/en/billing/)
- [Codex setup on Windows and macOS](/docs/en/codex/)
- [First API request](/docs/en/first-request/)
- [Responses API and streaming](/docs/en/responses/)
- [API key groups, permissions and limits](/docs/en/key-management/)
- [Errors and troubleshooting](/docs/en/troubleshooting/)