> ## Documentation Index
> Fetch the complete documentation index at: https://www.vibecodeapp.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# OpenAI GPT-5 Nano

> Fastest and most cost-efficient GPT-5 option

OpenAI GPT-5 Nano is the most cost-effective GPT-5 option in Vibecode.

It is optimized for speed and lightweight tasks where you want fast responses and lower usage cost.

## Best For

* Inline assistants
* Quick UI helpers
* Basic chatbot interactions
* Fast low-cost automations

## Features

* Very fast responses
* Lower cost
* Lightweight general-purpose chat
* Good for simple interactions

## Ask Vibecode

Tell the AI:

> "Add GPT-5 Nano to my app for fast, low-cost AI responses in simple helper flows."

The AI will set up the integration automatically.

## Choose This If

Choose GPT-5 Nano when speed and cost matter most. If users will ask more complicated questions or rely on deeper reasoning, use [OpenAI GPT-5 Mini](/integrations/openai-gpt-5-mini) or [OpenAI GPT-5.1](/integrations/openai-gpt-5-1) instead.

<CardGroup cols={2}>
  <Card title="Browse All Integrations" icon="grid-2" href="/integrations/index">
    See the full integrations catalog
  </Card>

  <Card title="OpenAI GPT-5 Mini" icon="message-bot" href="/integrations/openai-gpt-5-mini">
    Better balance of speed and quality
  </Card>
</CardGroup>