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

# PresetDesignatedVersion

A specific version of a preset, containing config and optional system prompt.

## Example Usage

```typescript theme={null}
import { PresetDesignatedVersion } from "@openrouter/sdk/models";

let value: PresetDesignatedVersion = {
  config: {
    "model": "openai/gpt-4o",
    "temperature": 0.7,
  },
  createdAt: "2026-04-20T10:00:00Z",
  creatorId: "user_2dHFtVWx2n56w6HkM0000000000",
  id: "550e8400-e29b-41d4-a716-446655440000",
  presetId: "650e8400-e29b-41d4-a716-446655440001",
  systemPrompt: "You are a helpful assistant.",
  updatedAt: "2026-04-20T10:00:00Z",
  version: 1,
};
```

## Fields

| Field          | Type                   | Required             | Description |
| -------------- | ---------------------- | -------------------- | ----------- |
| `config`       | Record\<string, *any*> | :heavy\_check\_mark: | N/A         |
| `createdAt`    | *string*               | :heavy\_check\_mark: | N/A         |
| `creatorId`    | *string*               | :heavy\_check\_mark: | N/A         |
| `id`           | *string*               | :heavy\_check\_mark: | N/A         |
| `presetId`     | *string*               | :heavy\_check\_mark: | N/A         |
| `systemPrompt` | *string*               | :heavy\_check\_mark: | N/A         |
| `updatedAt`    | *string*               | :heavy\_check\_mark: | N/A         |
| `version`      | *number*               | :heavy\_check\_mark: | N/A         |