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Using a tool

examples/basics/agents/using-a-tool/README.md

2025-12-18674 B
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Using a tool

A simple example showing how to use a tool.

Prerequisites

  • Node.js 22.13.0 or later
  • pnpm (recommended) or npm
  • OpenAI API key

Getting Started

  1. Clone the repository and navigate to the project directory:

    bash
    git clone https://github.com/mastra-ai/mastra
cd examples/basics/agents/using-a-tool

  2. Copy the environment variables file and add your OpenAI API key:

    bash
    cp .env.example .env

    Then edit .env and add your OpenAI API key:

    env
    OPENAI_API_KEY=sk-your-api-key-here

  3. Install dependencies:

    pnpm install

  4. Run the example:

    bash
    pnpm start