The Basics of LLMs and Generative AI for Everyone

If you’ve been online in the last year, you’ve seen the flood: AI headlines, “robots are coming for your job” takes, copyright panics, and endless debates over what’s ethical, what’s theft, and what’s “innovation.” But if you’re confused about what all these terms actually mean, you’re not alone.

So, let’s break down the basics without the jargon, and with a side of real talk.

Simple Definitions

What’s an LLM?

LLM stands for Large Language Model. It’s the “engine” under the hood of chatbots like ChatGPT, Google Gemini, and Meta’s Llama. LLMs are trained on mountains of text to understand language patterns and generate human-sounding responses. (Think: the brainy text generator that finishes your sentences or writes essays, but can’t make you a picture or a song.)

What’s “generative AI”?

This is the umbrella category for all AIs that can create new things: text, images, music, video, code, you name it. DALL-E, Midjourney, Stable Diffusion, Suno… all of those are generative AI. LLMs are one kind of generative AI, but not the only kind.

How are they related—but not identical?

All LLMs are generative AI, but not all generative AI is an LLM. (It’s like: all squares are rectangles, but not all rectangles are squares.)

Real-World Metaphors

Imagine a kitchen.

  • LLMs are like a super-advanced sous chef who can whip up any recipe with words alone. They can suggest, rewrite, edit, or invent text—but they don’t cook up images, music, or videos.
  • Generative AI is the whole kitchen crew: one chef for words, one for images, one for tunes, one for deepfakes. Sometimes they work together, sometimes not. Sometimes the recipes are original, sometimes they…borrow.

Why Does This Matter?

Because these tools are everywhere now. They write articles, generate social posts, design logos, and even answer your customer service questions. You’re not just a bystander in this AI revolution; you’re a participant.

Understanding the difference:

  • Helps you know what’s really happening behind the scenes.
  • Keeps you safe from “buzzword scams.”
  • Let’s you ask better questions (and demand better answers) from companies, platforms, and policymakers.

The Environmental Impact

AI “runs on electricity.” It’s not magic.

  • Training these models takes a massive amount of energy. We’re talking data centers the size of football fields, running for days or weeks.
  • Every time you use an LLM or generative AI tool, there’s a (much smaller, but real) energy cost. But it’s manageable, and by making informed choices, you can minimize your impact. The biggest impact is usually during training, but as these tools get more popular, ongoing usage adds up.

What you can do:

  • Choose tools with transparent sustainability policies.
  • Support companies using green tech.
  • Demand accountability for the carbon footprint of your tech.

A Note to Artists, Writers, and Creators: Your Concerns Are Real

If you feel anxious or angry about AI, you are not “overreacting.” Generative AI tools can undermine careers, blur the meaning of “originality,” and sometimes straight-up steal work.

Your fear is protective. Your anger is valid. We’re in a moment of upheaval, and the tech is moving faster than laws or ethics can keep up.

Even those of us who use LLMs for brainstorming, organizing, or collaboration (hi, that’s me!) have to wrestle with gray areas. We all have to decide what feels right for us and where the lines are.

On Our Own Compromises

I’ll be real: sometimes I’ve used generative images for convenience. But the more I learn, the more I want to do better—for my own conscience and for the creators I admire. That’s why I’m shifting back to using photos I’ve taken, collaborating with human artists, or relying on free-use libraries like Pixabay and Unsplash. Progress, not perfection.

Call to Action

Let’s keep discussing AI! Your thoughts on large language models (LLMs) and generative AI are essential. Where should we set limits with these technologies? It’s crucial to balance concerns with the exciting opportunities they offer. Share your insights in the comments or on the forum. Your perspective matters!


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Hello, I’m Nicole Myers

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