metadata
title: AI environment variables
description: Manage AI features in your n8n instance.
contentType: reference
tags:
- environment variables
hide:
- toc
- tags
AI environment variables
--8<-- "_snippets/self-hosting/file-based-configuration.md"
| Variable | Type | Default | Description |
|---|---|---|---|
N8N_AI_ENABLED |
Boolean | false |
Whether AI features are enabled (true) or not (false). Enables Ask AI for the HTTP node. |
N8N_AI_PROVIDER |
String | openai |
The AI provider to use. Currently, n8n only supports OpenAI. |
N8N_AI_OPENAI_API_KEY |
String | - | Your OpenAI API key. |