Perplexity vs. ChatGPT

Start with our AI Readiness Check

AI is already part of your child’s learning. In just a couple of minutes, discover where your family stands and what to do next.

✓ Your family’s AI Confidence Score
✓ What you’re already doing well
✓ Simple, practical next steps

Take the 2-Minute Check

Compare ChatGPT and Perplexity to understand their differences for education and student use.

As a learner or someone supporting learners, your main goal is to find, understand, and remember the information that matters most. With AI, you have a responsive assistant at your fingertips — but choosing the right type of AI tool can dramatically boost your results.

When you need information or help completing a task, knowing whether to use a chatbot or an AI search engine can save you both time and frustration. While both rely on artificial intelligence, they’re designed with different strengths in mind.

Chatbots — such as ChatGPT, Gemini, and Claude — excel at generating and shaping content. AI search engines, like Perplexity, specialise in finding and summarising information from the live web. All of these tools have free options, but the real question is: when should you use each one?

What’s the difference, and which tasks are each best suited for? Let’s break it down.

1. Chatbots (e.g., ChatGPT, Gemini, Claude)

Purpose:

Chatbots are conversational AI tools designed to generate and adapt information based on your prompts. They don’t just fetch facts — they create summaries, write drafts, explain concepts, brainstorm ideas, or simulate conversations.

How they work:

Trained on large datasets of text, so they “predict” and generate human-like responses.
Can combine what they know with your instructions to produce customized, context-aware content.
Often operate offline from the live web (unless connected to a browsing tool).
Great at formatting and tailoring information for your needs.

Best for:

Writing and editing
Summarizing complex material
Creative brainstorming
Learning new skills
Step-by-step explanations

Example:

If you ask, "Explain blockchain to a beginner and give me a simple analogy using pizza," a chatbot will adapt the explanation to your request and even add a touch of humor if you want.

2. AI Search Engines (e.g., Perplexity)

Purpose:

AI search engines are designed to find and summarize real-time information from the internet, often with linked sources for verification.

How they work:

Combines AI language models with live web search.
Pulls results from multiple sources and summarizes them into one answer.
Provides clickable citations so you can verify accuracy and dig deeper.
Focused on current, factual, and up-to-date information.

Best for:

Checking the latest news or data
Finding academic sources or reports
Quickly comparing multiple viewpoints
Research that requires source transparency

Example:

If you ask, "What’s the latest research on AI in education from the past six months?" Perplexity will search the web, summarize key findings, and show you the source links.

Quick Overview

Feature	Chatbots	AI Search Engines
Main Role	Generate and adapt content	Retrieve and summarize from the web
Source of Knowledge	Emphasis on pre-trained data (may be combined with browsing)	Emphasis on live web content
Strength	Creativity, explanation, formatting Stronger multimodal (image, audio, text) capabilities	Factual accuracy with clear sources Quick answers and fact checking
Weakness	May be outdated without allowing internet searches Sources may not be as clear	Less flexible in style or creativity. Limited conversational abilities

Note that both types of tools can still hallucinate or make mistakes. While Perplexity provides tools and structure to enable them to work as a search engine, it still uses the same type of AI as Chatbots to structure the answers. You can choose which one it uses through its options.