> ## Documentation Index
> Fetch the complete documentation index at: https://codinitdev-mintlify-update-changelog-codinit-dev-90028.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# OpenAI

> Configure OpenAI models including GPT-5, o3, and o4-mini with CodinIT.

**Website:** [https://openai.com/](https://openai.com/)

## Getting an API Key

1. Visit [OpenAI Platform](https://platform.openai.com/) and sign in
2. Go to [API keys](https://platform.openai.com/api-keys)
3. Click "Create new secret key" and name it (e.g., "CodinIT")
4. Copy the key immediately - you won't see it again

## Configuration

1. Click the settings icon (⚙️) in CodinIT
2. Select "OpenAI" as the API Provider
3. Paste your API key
4. Choose your model

## Supported Models

* `GPT-5o`
* `GPT-5.1`
* `o3`
* `o3-mini` (medium reasoning)
* `o4-mini`
* `o1`
* `o1-mini`

See [OpenAI Models documentation](https://platform.openai.com/models) for full details.

## Notes

* **Pricing:** See [OpenAI Pricing](https://openai.com/pricing)
* **Azure OpenAI:** Configure as OpenAI-compatible endpoint if needed