> ## 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.

# CreatePresetsMessagesRequest - TypeScript SDK

> CreatePresetsMessagesRequest type definition

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

## Example Usage

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

let value: CreatePresetsMessagesRequest = {
  slug: "my-preset",
  messagesRequest: {
    messages: [
      {
        content: "Hello, how are you?",
        role: "user",
      },
    ],
    model: "anthropic/claude-4.5-sonnet-20250929",
  },
};
```

## Fields

| Field             | Type                                                                                 | Required             | Description                                                                                                                                                 | Example                                                                                                                                                                           |
| ----------------- | ------------------------------------------------------------------------------------ | -------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `httpReferer`     | *string*                                                                             | :heavy\_minus\_sign: | The app identifier should be your app's URL and is used as the primary identifier for rankings.<br />This is used to track API usage per application.<br /> |                                                                                                                                                                                   |
| `appTitle`        | *string*                                                                             | :heavy\_minus\_sign: | The app display name allows you to customize how your app appears in OpenRouter's dashboard.<br />                                                          |                                                                                                                                                                                   |
| `appCategories`   | *string*                                                                             | :heavy\_minus\_sign: | Comma-separated list of app categories (e.g. "cli-agent,cloud-agent"). Used for marketplace rankings.<br />                                                 |                                                                                                                                                                                   |
| `slug`            | *string*                                                                             | :heavy\_check\_mark: | URL-safe slug identifying the preset. Created if it does not exist.                                                                                         | my-preset                                                                                                                                                                         |
| `messagesRequest` | [models.MessagesRequest](/agent-sdk/typescript/api-reference/models/messagesrequest) | :heavy\_check\_mark: | N/A                                                                                                                                                         | `{"max_tokens": 1024,"messages": [{"content": "Hello, how are you?","role": "user"}`<br />],<br />"model": "anthropic/claude-4.5-sonnet-20250929",<br />"temperature": 0.7<br />} |