How to Use GPT-4o Instead of GPT-5

For many ChatGPT users, especially those on the free plan, switching between GPT-4o and GPT-5 can be confusing. OpenAI’s free tier uses an automatic model selection system—meaning you don’t always have control over which model you get. If your account has defaulted to GPT-5, you might be looking for a way to switch back to GPT-4o, […]