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OpenAI Setup Guide

This guide will help you set up Janito to work with OpenAI's models.

Prerequisites

  1. An OpenAI account
  2. An API key from OpenAI

Getting an API Key

  1. Go to OpenAI's API Keys page
  2. Sign in to your OpenAI account
  3. Click on "Create new secret key"
  4. Copy the generated key and save it in a secure location

Configuration

You can configure your OpenAI API key in several ways:

Option 1: Using the CLI

janito --set-api-key openai YOUR_API_KEY

Option 2: Environment Variable

Set the OPENAI_API_KEY environment variable:

export OPENAI_API_KEY=YOUR_API_KEY

On Windows: 

set OPENAI_API_KEY=YOUR_API_KEY

Option 3: Configuration File

Add the following to your Janito configuration file:

providers:
  openai:
    api_key: YOUR_API_KEY

Available Models

Janito supports the following OpenAI models:

  • GPT-5 (default)
  • GPT-5 Mini
  • GPT-5 Nano
  • GPT-4
  • GPT-4 Turbo
  • GPT-3.5 Turbo

Usage

After configuration, you can use OpenAI models with Janito:

# Use the default model (GPT-5)
janito "Explain quantum computing"

# Specify a specific model
janito -m gpt-4 "Explain quantum computing"

# Use in chat mode
janito -c

# Use in chat mode with a specific model
janito -c -m gpt-4-turbo

Troubleshooting

If you encounter issues:

  1. Verify your API key is correct and active
  2. Check that you have sufficient credits in your OpenAI account
  3. Ensure your network connection can reach OpenAI's API endpoints