> ## 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. # PrivateEndpointParameterCheck ## Fields | Field | Type | Required | Description | Example | | - | - | - | - | - | | `Parameter` | `string` | ✔️ | N/A | response\_format | | `Supported` | `bool` | ✔️ | N/A | |