---
title: "web search tool · RUAL Documentation"
description: "Let Claude search the web (Anthropic-hosted). Wire the tool output into a message block's tools pin. Optionally cap uses or restrict domains."
canonical: https://docs.rual.nl/block-types/anthropic/anthropicconnection_tool_web_search
language: en
---

# web search tool

This block is part of the [`anthropic`](https://docs.rual.nl/block-types/anthropic) group and was last modified in core [`v15.0.0`](https://docs.rual.nl/core-versions/150000).

Let Claude search the web (Anthropic-hosted). Wire the tool output into a message block's tools pin. Optionally cap uses or restrict domains.

- max uses `number` Cap how many searches Claude may run per call. Optional. • Hidden when unused

- allowed domains `array ` Only search these domains (e.g. example.com). Optional. • Hidden when unused

- blocked domains `array ` Never search these domains. Optional. • Hidden when unused

- tool `anthropictool` The web search tool; wire into a message block's tools pin.

| `web search` |
| --- |
| `search tool` |
| `google` |
| `internet search` |
| `browse` |

A typical wiring for [web search tool](https://docs.rual.nl/block-types/anthropic/anthropicconnection_tool_web_search): the `tool` out pin feeds [send message](https://docs.rual.nl/block-types/anthropic/anthropicconnection_message).

![Studio canvas example for the web search tool block: typical wiring for web search tool.](https://docs.rual.nl/canvas-examples/anthropicconnection_tool_web_search.png)

### Version history

Introduced in [`v15.0.0`](https://docs.rual.nl/core-versions/150000).