Not too long ago, a quiet edtech revolution was already brewing in India. Alakh Pandey made JEE and NEET prep accessible to students far beyond big cities through PhysicsWallah on YouTube.
Khan Sir turned complex GK and reasoning into something every government exam aspirant could actually understand (and afford). Platforms like Unacademy brought hundreds of top educators under one roof, opening doors for students in tier-2 and tier-3 cities. In short, they flipped the script. Quality education was no longer just for those who could pay big coaching fees.
And now? Plot twist.
Artificial InteIligence (AI) just took that revolution and hit fast-forward. Today, a whole squad of AI tools is chilling right there on your phone and laptop, ready to be your smartest study partner, research buddy and note-making machine. And the best part? Most of them are either free or cost less than your monthly Swiggy bill. Whether you're prepping for JEE, battling college assignments or trying to survive a 60-page PDF at 2 am, there's an AI for that. No cap.
Let's break down the coolest AI models that students can actually use.
NotebookLM: Personal notes
If you haven't used NotebookLM yet, you are genuinely missing out. Upload your PDFs, lecture notes and articles, and it reads and indexes everything so you can ask questions across all your sources at once.
Ask it "What do my notes say about the French Revolution?" and it pulls answers with citations from your actual material, not made-up fluff. The real showstopper? Its audio feature generates podcast-style summaries, perfect for listening while commuting on the Metro or taking a walk.
How to use: Go to notebooklm.google.com. Create a notebook, upload your PDFs/notes, start asking questions. Done.
Cost: Free
ChatGPT: The OG AI companion
This is the one AI model everyone has heard of, and for good reason. It explains complex topics, helps with coding and generates practice questions. Stuck on thermodynamics? Struggling with a Python loop? Just ask.
How to use: Visit chatgpt.com, sign up, type your question or paste your notes.
Pro tip: Tell it "Explain this like I'm 16" or "Give me 10 MCQs on this topic" for exam prep.
Cost: Free tier | ChatGPT Go: Rs 399/month
| ChatGPT Plus: Rs 1,999/month
Gemini: Smart researcher
If your life runs on Google Docs, Slides and Drive, Gemini is your natural AI upgrade. It integrates seamlessly with the Google ecosystem and provides enhanced writing, research and productivity tools. It is especially useful in India because it handles Hindi and regional languages smoothly.
How to use: Sign in with your Google account, visit gemini.google.com, ask it to help draft assignments, summarise research papers or create study outlines.
Cost: Free | Gemini Pro: Rs 1,950/month
| Free 1 year for students via SheerID
Perplexity: No-nonsense tool
Think of Perplexity as the cooler, more reliable version of Googling. It draws from trusted academic journals and news outlets and offers clear, source-cited summaries, no random blog results, no sketchy websites. Every answer comes with links so you can verify things yourself.
How to use it: Visit perplexity.ai, type any question in plain English, get cited, real-time answers. Use it for current affairs, research and fact-checking.
Cost: Free tier | Pro: Rs 1,700/month | Student discount: 50 per cent off
GitHub Copilot: For coders
If you're into coding, this is basically your bestie. It auto-suggests code, fixes bugs and helps you build faster, so you spend less time stuck and more time shipping.
How to use: Visit education.github.com/ pack, apply with your college email or student ID, get verified, then install the Copilot extension in VS code or any JetBrains IDE and start coding with AI
by your side.
Cost: Free tier (2,000 completions/month) | Copilot Pro: Rs 850/month | Free for verified students
But remember, AI is just A tool
So whether it's NotebookLM summarising your notes or ChatGPT helping you structure answers like a pro, the real advantage lies in how creatively you use them. The students who will truly benefit are not the ones who let AI think for them, but the ones who use it to think better.
Prof Darpan Anand, Dean (Computer Science), Chitkara University, points out that while AI tools can adapt to a student's learning pattern, they do not understand the pattern of examinations, something only teachers can guide. He adds that without consistent time and practice, students are less likely to excel, even though AI can help them study more efficiently.
"Students shouldn't become too dependent on AI," says Richa Bhaskar Chhiber, a professor of botany at PhysicsWallah. "Many look for readymade answers, but that can hurt their understanding and weaken the learning process over time." Chetan Bhalla, another PhysicsWallah educator, adds, "Do your own research first, then use AI. It's fine to get your PDFs summarised through AI tools, but not at the cost of actually reading and building a solid understanding."