> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-5b6e02fd.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# PresetDesignatedVersion - Python SDK

> PresetDesignatedVersion method reference

<Warning>
  The Python SDK and docs are currently in beta.
  Report issues on [GitHub](https://github.com/OpenRouterTeam/python-sdk/issues).
</Warning>

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

## Fields

| Field           | Type                         | Required             | Description |
| --------------- | ---------------------------- | -------------------- | ----------- |
| `config`        | Dict\[str, *Nullable\[Any]*] | :heavy\_check\_mark: | N/A         |
| `created_at`    | *str*                        | :heavy\_check\_mark: | N/A         |
| `creator_id`    | *str*                        | :heavy\_check\_mark: | N/A         |
| `id`            | *str*                        | :heavy\_check\_mark: | N/A         |
| `preset_id`     | *str*                        | :heavy\_check\_mark: | N/A         |
| `system_prompt` | *Nullable\[str]*             | :heavy\_check\_mark: | N/A         |
| `updated_at`    | *str*                        | :heavy\_check\_mark: | N/A         |
| `version`       | *int*                        | :heavy\_check\_mark: | N/A         |