Introduction
The AI Presentation Maker add-on is a smart automation tool that enables users to instantly generate professional presentations using the Gamma AI API. It helps turn ideas, topics, or scripts into fully designed slide decks with AI-generated visuals and themes, all within minutes.
Whether you’re preparing a business pitch, educational presentation, or marketing report, this add-on offers a fast, reliable, and AI-driven solution for creating high-quality slide content directly inside MagicAI.
Gamma API Integration
To use the AI Presentation Maker, users must first connect their Gamma API account. Gamma powers the AI slide creation process and allows the system to generate full presentations automatically.
How to Set Up Gamma API Integration:
- Visit https://gamma.app/ and sign up or log in to your account.
- Generate your API Key from your Gamma dashboard.
- In MagicAI, go to API Integrations from the sidebar menu.
- Find Gamma AI in the list of available integrations.
- Open it and paste your Gamma API Key into the field.
- Click Save to complete the setup.
Once the API key is added and credits are allocated, the AI Presentation Maker will be ready to use.
Creating a Presentation
After integration, users can start creating presentations directly from the AI Presentation Maker interface.
To generate a new presentation:
- Click on AI Presentation from the sidebar
2- Enter your topic, text, or outline.
3- Choose Language from the available options.
4- Choose a Theme from the available options
5- Choose Slides Count
6- Select whether to include AI Images or Stock Photos from the advanced options.
7- Click Generate Presentation to start the process.
The system automatically analyzes the input and generates a presentation with up to 60 slides based on content length and context.
AI Image Generation
The AI Presentation Maker includes an image generation feature that enhances slides with relevant visuals.
There are three image models available:
- Basic Model – Standard-quality visuals (lowest credit usage)
- Advanced Model – Higher quality and detail
- Premium Model – Best quality and realism (highest credit usage)
Users can also choose to pull free stock photos from supported image platforms, helping to enrich slides without extra credit costs.
Themes
The add-on provides a collection of built-in presentation themes that determine slide design, layout, and color styling.
Themes are designed for flexibility, allowing users to match the look and feel of their presentation to different purposes such as business, creative, or educational use.
Download Options
Currently, generated presentations can be downloaded as PDF files for easy sharing or offline use. Support for PPTX download is under development and will be available soon
Credits & Cost Summary
Each presentation generated through the Gamma API consumes credits depending on the number of slides and the selected AI image model.
| Feature | API Parameter | Credits Charged* |
|---|---|---|
| Number of Cards (Slides) | numCards | ~3 credits per card |
| AI Image Model | imageOptions.model | Basic: ~2 credits/image Advanced: ~10–20 credits/image Premium: ~20–40 credits/image Ultra: ~40–120 credits/image |
*Credit charges subject to change, please visit the official Gamma API page for most accurate details.
Illustrative scenarios:
- Deck with 10 cards + 5 images generated using a basic image model = ~40 credits
- Doc with 20 cards + 15 images generated using a premium image model = ~360-660 credits
- Socials with 30 cards + 30 images generated using an ultra image model = ~1290-3690 credits
Conclusion
The AI Presentation Maker add-on provides a powerful and easy way to create complete, visually appealing presentations using Gamma AI. With its fast setup, smart automation, and AI-driven image generation, it saves time while producing professional results — perfect for marketers, educators, and businesses looking to simplify their presentation workflow.