> ## 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. # Request ## Fields | Field | Type | Required | Description | | - | - | - | - | | `Body` | map\[string]`any` | ✔️ | Request payload for the batch `endpoint`. | | `CustomID` | `string` | ✔️ | N/A |