Everyone is talking about AI Agents... but what exactly are they?

Diksha Sharma — Mon, 08 Jun 2026 16:23:35 +0000

For years, software could only do exactly what we told it to do.

For example:
📧 An email app would send an email only after we wrote the message, selected recipients, and clicked Send.
🧮 A calculator would give the correct answer only after we entered the exact numbers and operation.

The software followed instructions perfectly, but it couldn't understand our intent or make decisions on its own.

Today, AI can do something different.

It can understand what we're trying to achieve and help us get there. Rather than waiting for every instruction, it can help solve problems and move tasks forward.

Think about the difference between these two requests:
❌ "Set an alarm for 6 AM."
✅ "I have an important meeting tomorrow morning. Make sure I don't oversleep."

The first is a command.
The second is a goal.

This shift from following commands to understanding goals is what makes modern AI so exciting.

And this is where AI Agents come in.

For example, imagine telling an AI Agent:

✈️** "Plan a 3-day Goa trip for me under ₹20,000."**

Instead of waiting for instructions at every step, it could:
• Search for flights 
• Compare hotel prices 
• Build an itinerary 
• Recommend places to visit 
• Adjust plans based on your preferences

The important part is that you're giving it a goal, not a list of instructions.

At this point, you might be thinking:
🤔 "Wait, can't ChatGPT or Gemini do this already? Aren't they AI Agents?"
Not exactly.

ChatGPT and Gemini are primarily AI models. They're great at understanding information and generating answers, plans, ideas, and content.
Ask them a question, and they'll give you an answer.
Ask them to create a plan, and they'll create one.
But in most cases, they stop there.

An AI Agent goes one step further.
Instead of just telling you what to do, it can actually do things on your behalf by using tools, applications, APIs, databases, calendars, emails, and much more.

A simple analogy:
🧠 AI Model = A knowledgeable employee
🤖 AI Agent = That employee with access to company systems and permission to get work done

Of course, modern tools like ChatGPT and Gemini are evolving rapidly and can sometimes behave like agents when connected to tools.

That's why you'll often hear people say:
"Every AI Agent uses an AI model, but not every AI model is an AI Agent."

The real difference comes down to one question:

Is it only answering your request, or is it actually working towards completing the task?

That's the shift we're seeing in AI today—from systems that respond to systems that act.
And we're just getting started. 🚀

If you could delegate one repetitive task in your daily life to an AI Agent, what would it be?

DEV Community: Diksha Sharma

Everyone is talking about AI Agents... but what exactly are they?