AI glossary for businesses
Generative AI
In short
Generative AI is a type of artificial intelligence that creates new content, such as text, images, audio or code, in response to a request written in everyday language. It learns patterns from very large collections of existing content and uses them to produce new, original-looking output. ChatGPT, Claude and Google Gemini are well-known examples.
How generative AI works
Older AI systems mostly sorted or predicted: is this email spam, how many units will we sell next month. Generative AI produces something new. A text model such as ChatGPT has learned, from huge amounts of writing, which words tend to follow which. When you ask for a product description, it builds the answer piece by piece, each time choosing a likely next word. Image tools work on a similar idea with pixels.
A useful picture is a very fast copywriter who has read millions of texts but has never visited your shop. The drafts come quickly and often read well. But the writer only knows your business through what you tell them in the prompt.
In practice for a small business
Take a marketing team of three people at a Greek cosmetics brand. Each week they need social posts, a newsletter and ad variations in Greek and English. With generative AI they can:
draft ten caption ideas from one product brief in ChatGPT or Claude, then pick and edit the best two;
create background variations for product photos with Canva or Adobe Firefly;
turn a long blog article into a short newsletter section.
Teams often report saving a noticeable share of drafting time, perhaps 30–50% on routine pieces. Treat that as a starting estimate and measure it in a pilot. The AI for social media content page shows a step-by-step approach.
Why it matters and what to watch out for
Accuracy: generative AI can invent facts, prices or ingredients. Someone who knows the product must check every claim.
Brand voice: without examples, the output tends to sound generic. Give the tool samples of your best texts.
Personal data: do not paste customer lists or health details into free consumer accounts. Use business plans with clear data terms and follow GDPR.
Transparency: the EU AI Act adds disclosure duties for some AI-generated content, such as realistic synthetic images. Check what applies to you with your legal advisor.
Rights: rules on copyright for AI-generated images are still developing. Avoid prompts that copy a named artist or competitor.