tool-use

For conceptual overview (tool definitions, tool choice, tips), see shared/tool-use-concepts.md.

Skills
Development
0

What it does and how to use it

A skill that teaches Claude Code to do development tasks well. It is packaged knowledge the model uses whenever it is relevant.

Install the skill (command above).
In Claude Code, describe what you need - the skill turns on by itself when the context fits.
No commands to memorize: you talk in plain language and the skill does the rest.

Install (Claude Code)

mkdir -p .claude/skills/tool-use && curl -fsSL https://doutorai.pt/data/lib/skills__tool-use.md -o .claude/skills/tool-use/SKILL.md

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

# Tool Use - TypeScript

For conceptual overview (tool definitions, tool choice, tips), see [shared/tool-use-concepts.md](../../shared/tool-use-concepts.md).

## Tool Runner (Recommended)

**Beta:** The tool runner is in beta in the TypeScript SDK.

Use `betaZodTool` with Zod schemas to define tools with a `run` function, then pass them to `client.beta.messages.toolRunner()`:

```typescript
import Anthropic from "@anthropic-ai/sdk";
import { betaZodTool } from "@anthropic-ai/sdk/helpers/beta/zod";
import { z } from "zod";

const client = new Anthropic();

const getWeather = betaZodTool({
  nam

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