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Conversational agent with a custom JavaScript tool

Developers and automation builders who want to learn how to add their own code as a tool for an AI agent.

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Paste it straight onto an n8n canvas with Ctrl+V or Cmd+V.

ai-conversational-agent-with-custom-tool-written-in-javascript.json

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What it does

A small n8n example of a conversational AI agent that uses a custom tool written in JavaScript. The sample tool returns a random color and excludes any colors the user names. It shows how to give an agent your own code to call. Requires n8n 1.19.4 or later.

Use cases

  1. 01Learn the pattern for adding a code tool to an agent
  2. 02Replace the sample code with your own business logic
  3. 03Test how an agent decides when to call a tool

Connects

AI Agent · OpenAI Chat Model · Code Tool

Questions about
Conversational agent with a custom JavaScript tool.

What is Conversational agent with a custom JavaScript tool used for?

Developers and automation builders who want to learn how to add their own code as a tool for an AI agent. A small n8n example of a conversational AI agent that uses a custom tool written in JavaScript. The sample tool returns a random color and excludes any colors the user names. It shows how to give an agent your own code to call. Requires n8n 1.19.4 or later.

How do I import Conversational agent with a custom JavaScript tool into n8n?

Copy the workflow JSON from this page and paste it onto the n8n canvas with Ctrl+V or Cmd+V. Then connect your credentials in each node.

Is Conversational agent with a custom JavaScript tool safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.