Introduction
AI has taken a big leap forward with the release of GPT-5, a model that doesn’t just answer prompts but actively “thinks,” plans, and even suggests next steps. Instead of manually picking the right model or reasoning depth, GPT-5 automatically decides how much effort to invest, adapting to the complexity of your request. It can turn vague instructions into coherent text, working code, SVG graphics, and even multi-step workflows — all with minimal prompting. This shift toward “just doing stuff” makes GPT-5 feel less like a passive tool and more like a proactive collaborator.
In this tutorial, we’ll walk through how to integrate GPT-5 into Momen, a no-code full-stack AI app builder. With Momen, you can easily connect GPT-5 — along with other leading models like Gemini, Claude, and DeepSeek — into your projects to create adaptive, agentic features without writing a single line of code.
Two Ways to Use GPT-5 in Momen
Momen currently supports two approaches for using GPT-5:
BYOM (Bring Your Own Model) — connect your own OpenAI account and use your API key for cost control and flexibility.
Momen’s Integrated GPT-5 — use GPT-5 directly inside Momen without managing API keys, simply by consuming Momen’s built-in AI points.
Both methods let you leverage GPT-5’s reasoning and generation capabilities, but the choice depends on whether you prefer control (BYOM) or convenience (Integrated GPT-5).
Method 1: Bring Your Own Model (BYOM)
Step 1: Create an OpenAI Account
Go to OpenAI’s platform, create an account, set up your organization, and purchase credits. Navigate to Dashboard → API Keys.

Step 2: Generate a Secret Key
Click Create New Secret Key and copy the generated key. This will authenticate your requests.

Step 3: Connect GPT-5 to Momen
In Momen, open the AI Agent Builder.
Click the model dropdown (top-right corner) → Add Model.

Select Source = OpenAI and Model = GPT-5.

Paste in your API key and click Verify & Save.
Once verified, GPT-5 will appear in your model selection list, ready to power your project.
Method 2: Use Momen’s Integrated GPT-5
If you don’t want to manage API keys or OpenAI billing, you can use Momen’s built-in GPT-5 integration. Simply select Momen GPT-5 as the model when configuring your AI agent. You’ll consume AI points from your Momen account, and can purchase more without leaving the platform.

This option is best for non-technical users who want a plug-and-play solution.
Conclusion
With the addition of GPT-5, Momen now gives you access to the latest generation of AI models alongside Gemini, Claude, and DeepSeek. You can connect your own API keys for full control, or use Momen’s integrated setup for a seamless experience — either way, you’ll be able to build intelligent, scalable apps with no coding required.
This means your projects can move faster from idea to execution, powered by whichever model best suits your needs. Start experimenting today and see how GPT-5 and other top AI models can transform what you build in Momen.
FAQ
1. What makes GPT-5 different from earlier versions?
GPT-5 isn’t just a text generator — it adapts reasoning depth automatically, chooses the best model for your task, and often suggests next steps without heavy prompting. It can handle text, code, images (like SVGs), and even multi-step workflows, making it more proactive and versatile compared to GPT-4.
2. Can I integrate GPT-5 into Momen without coding skills?
Yes. Momen is a no-code full-stack AI builder, meaning you don’t need programming knowledge. You can either bring your own GPT-5 API key (BYOM) or use Momen’s integrated GPT-5 option with AI points.
3. Does Momen only support GPT-5?
No. Momen supports multiple top AI models including OpenAI GPT-5, Google Gemini, Anthropic Claude, and DeepSeek. You can mix and match these models within your app depending on your use case (e.g., reasoning, text, or image generation).
4. Which integration method should I choose: BYOM or Momen’s built-in GPT-5?
BYOM (Bring Your Own Model): Ideal if you already have an OpenAI API key and want cost efficiency and control.
Momen’s Integrated GPT-5: Great for convenience, since you don’t need to manage API keys — you just consume AI points inside Momen.
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