> ## 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.

# PrivateEndpointSettingsReasoning

## Example Usage

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

let value: PrivateEndpointSettingsReasoning = {
  returnMechanism: "reasoning",
  supported: true,
};
```

## Fields

| Field | Type | Required | Description | Example |
| - | - | - | - | - |
| `returnMechanism` | [models.PrivateEndpointReasoningReturnMechanism](../models/privateendpointreasoningreturnmechanism.mdx) | ✔️ | Where the upstream puts reasoning tokens in its response: `reasoning` and `reasoning-content` are response fields, `content-string` is inline in the message, `none` returns no reasoning. `null` uses the provider default. | reasoning |
| `supported` | *boolean* | ✔️ | Whether requests with `reasoning` route to this endpoint. | true |