> ## Documentation Index
> Fetch the complete documentation index at: https://cognitio-agent.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Type Alias: SystemPromptSpec

> Generated from the public TypeScript API.

```ts theme={null}
type SystemPromptSpec =
  | string
  | {
  append?: string;
  preset: "default" | "none";
  type: "preset";
}
  | {
  prompt: string;
  type: "custom";
};
```

A custom prompt string/object or a built-in prompt preset. The default preset is the coding profile; none omits the preset.


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.