The Brief · Brief 002
AI Products vs. AI Models
When someone says 'GPT' or 'Claude,' are they talking about the model or the product?
Why this matters
One of the biggest sources of confusion in AI is that people often use the same name to describe two different things.
When someone says "GPT" or "Claude," are they talking about the underlying model or the product they interact with?
Understanding that distinction makes conversations about AI much clearer.
Big idea
Realization 01
GPT is an engine. ChatGPT is one car built on it.GPT is a model family that powers many products. ChatGPT is the most famous one, but the same engine also runs inside Microsoft Copilot and dozens of apps you’ve never heard of.
Supporting insight
When you open ChatGPT, you're using a product.
The model selector simply lets you choose which underlying AI model powers that experience.
The experience you interact with includes much more than the model itself.
That's why switching models doesn't completely change the product.
What am I actually using?
The experience you're interacting with.
The model is part of the product.
The product is the complete experience you interact with.
A product can combine models with interfaces, instructions, tools, safety systems, data connections, and other supporting technology.
Why this matters in practice
One company can build multiple models.
Those models can power multiple products.
Likewise, the same model can appear inside completely different applications.
Understanding the relationship looks like this:
Company → Model Family → Product
Realization 03
Company
OpenAIcompanyModel family
GPTmodelProduct
ChatGPTproductA company builds a model family, which powers a product.
Key takeaway
The next time you're evaluating an AI tool, don't ask:
"Which product is best?"
Start by asking:
"What am I trying to accomplish?"
Then determine:
- which capabilities you need,
- which model performs those tasks well,
- and which product provides the best overall experience.
Choosing AI isn't about finding the "best" model. It's about selecting the right combination of model and product for the job.
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This Brief introduces one important concept from the Deep Dive.
The complete Deep Dive expands these ideas through visual mental models, historical context, practical business examples, and interactive learning.
Continue reading → AI, Actually. Edition 001From Learn AI with Kelly
This Brief is part of AI, Actually. Edition 001, a professional educational publication designed to help business professionals and small business owners build an accurate, practical understanding of AI.