OpenAI GPT-4o (Omni) integration and setup (Legacy UI)

2 min. readlast update: 07.30.2025

In this guide, you will learn how to change the default OpenAI 4.0 mini model to OpenAI GPT-4o (Omni) model. 

CallFluent AI Agents are powered by default by OpenAI 4.0 mini model.

If you optionally want to use GPT-4o (Omni) model you can do this by adding your OpenAI API key.

Good to Know: All our plans come with unlimited 4.0 mini model usage and there is no extra cost for this

 

Steps to Integrate OpenAI GPT-4o (Omni) with CallFluent AI

  1. Create or Access Your OpenAI Account

    • If you don't have an OpenAI account, sign up for a new one. Otherwise, log in to your existing OpenAI account.
  2. Generate Your API Key

    • After logging in, generate a new API Key to use with CallFluent.

  3. Access CallFluent Workspace

    • Go to your CallFluent Workspace by selecting the appropriate Workspace.
  4. Navigate to OpenAI Integration Settings

    • Click on the Settings tab located on the left side of the page.
    • Find the section for OpenAI integration - Optional.
  5. Enter Your OpenAI API Key

    • Copy the API Key from OpenAI.
    • Paste it into the corresponding field in CallFluent.

  6. Save Your Changes

    • Click on Save Changes.

That's it! You have successfully integrated the OpenAI GPT-4o (Omni) model into your CallFluent account.

You can now configure your CallFluent AI Agents to use GPT-4o model.

Good to know: OpenAI GPT-4o (Omni) usage fees will be charged separately, directly by OpenAI

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