OpenAI

GPT-4 Turbo in the OpenAI API

Here is what you need to know about accessing and using GPT-4 Turbo

Updated: 4/28/2025

What is it?

GPT-4 Turbo is the next generation of GPT-4, an older high-intelligence GPT model. It was designed to be a cheaper, better version of GPT-4. Today, we recommend using a newer model like GPT-4o.

How can I get access to it?

Anyone with an OpenAI API account and existing GPT-4 access can use this model. The most recent version of model can be accessed by passing gpt-4-turbo as the model name in the API. You can read more about the differences across GPT-4 Turbo dated models in our developer documentation.

What are the rate limits? Can I get an increase?

Rate limits are dependent on your usage tier. You can find which usage tier you are in on the Limits settings page.

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