OpenAI API

120 AI Chat lets you connect your own OpenAI API.

API Key Setup Guide

1. Visit platform.openai.com.
2. Go to API Keys in your account settings.
3. Generate and copy your API key.
4. In 120 AI Chat → Settings → AI Providers, paste your key into the OpenAI Key field.

💡 Billing is managed directly by OpenAI.

Example pricing (Sep 2025):

• GPT-5: $1.25 / 1M input tokens, $10 / 1M output tokens.
• GPT-4.1: $3 / 1M input tokens, $12 / 1M output tokens.

See the latest pricing at OpenAI Pricing.