🧠 Two AI Concepts That Were Much Simpler Than I Expected

When I first started learning AI, I thought calling an LLM would be complicated.

Coming from a MERN background, I imagined setting up servers, building REST APIs, testing with Postman, and wiring everything together before I could even talk to a model.

Then I learned what an LLM call actually is.

Provide your API key.

Send a prompt.

Receive a response.

That's it.

Then came chatbot memory.

Again, I expected something sophisticated happening behind the scenes.

Instead, the idea was surprisingly simple.

Store the previous messages.

Append the new user message and the model's response.

Send the entire conversation back to the LLM.

That's it.

There's a quote by Rich Hickey that perfectly describes how I felt:

"Simple is not easy."

The implementations were simple.

The ideas behind them were powerful.

Sometimes the concepts that seem the most magical turn out to be built on surprisingly small foundations.

Forever Learning. Forever Growing.

— Sai Pranav Moluguri