> For the complete documentation index, see [llms.txt](https://docs.portainer.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.portainer.ai/portainer-run/user/admin/settings.md). # Settings This section contains the Portainer-Run configuration settings, and is only available to administrators. The following options are available: | Field/Option | Overview | | ----------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Encryption key | The encryption key that was added during initial setup of Portainer-Run, used to encrypt credentials used by Portainer-Run. This cannot be changed. | | Anthropic API key | An Anthropic API key for use with the [Assistant](/portainer-run/user/assistant.md) functionality. Either this or the OpenAI API key option must be set to enable the Assistant. | | OpenAI API key | An OpenAI API key for use with the [Assistant](/portainer-run/user/assistant.md) functionality. Either this or the Anthropic API key option must be set to enable the Assistant. | | Base domain | The base domain to apply to applications deployed in Portainer-Run. | | Gateway URL | The URL to the Portainer-Run gateway. This gateway lets AI coding tools send application files directly to Portainer-Run, avoiding file size limitations that may otherwise be applied. | | OpenAI model | Specifies the OpenAI model to use when using OpenAI for the [Assistant](/portainer-run/user/assistant.md). This field is ignored when using Anthropic as the AI provider. |