> ## Documentation Index
> Fetch the complete documentation index at: https://docs2.openclaw.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Anthropic Vertex plugin

# Anthropic Vertex plugin

OpenClaw Anthropic Vertex provider plugin for Claude models on Google Vertex AI.

## Distribution

* Package: `@openclaw/anthropic-vertex-provider`
* Install route: npm; ClawHub

## Surface

providers: anthropic-vertex

## Claude Fable 5

Use `anthropic-vertex/claude-fable-5` where the model is available in your Google Cloud region.
Fable 5 always uses adaptive thinking and defaults to `high` effort. `/think off` and
`/think minimal` use `low` effort because the model does not support disabling thinking.