> ## 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 |