> ## 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.

# AnthropicMessageOutputConfig

## Fields

| Field | Type | Required | Description | Example |
| - | - | - | - | - |
| `effort` | [OptionalNullable\[components.AnthropicOutputEffort\]](../components/anthropicoutputeffort.mdx) | :heavy\_minus\_sign: | N/A | high |