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AI explained8 min

What is AI? A clear explainer for small business owners

Laurens van Dijk, oprichter van DataDream

Laurens van Dijk

Agentic Engineer, DataDream

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Everyone talks about AI, but most explanations are either too deep (transformers, gradient descent, a maths lecture) or too shallow ("AI will change everything"). This page is for the business owner somewhere in between. You don't have to be a developer, but you do want to understand what it is, what it actually does and how to put it to work in your company.

No consultancy circus, no jargon where it isn't needed. Only what you need to know to do something with it tomorrow.

What is AI, really?

AI, artificial intelligence, is software that learns to recognise patterns from large amounts of data and uses those patterns to make predictions or generate text, images and code. Unlike traditional software, where someone writes down exactly what should happen ("if the customer clicks button X, do Y"), AI figures out the rules itself. You give it examples, it spots patterns, it applies those to new situations.

That sounds like magic, but it's maths. A lot of maths, on a lot of computers at once.

How it works, briefly

Under the hood there are three ideas worth knowing.

Machine learning is the umbrella technique. You give an algorithm a pile of data and a goal ("predict whether this customer will churn"), and it works out for itself which features are predictive. The more data, the better it gets.

Neural networks are a specific form of machine learning, loosely inspired by how brain cells connect. A neural network is made up of layers of small computational nodes that pass signals to each other. By adjusting the connections between those nodes during training, the network gets steadily better at telling things apart.

Deep learning is a neural network with many layers. Only once we had enough compute (around 2012, with fast GPUs coming online) did deep learning really become usable. Since then it has transformed image recognition, speech recognition and language processing.

For a solid background, IBM's overview lays out the basics cleanly.

What's the difference with machine learning and deep learning?

People use these terms interchangeably, but they aren't the same. A quick comparison:

TermWhat is it?Example
AIUmbrella term for software that appears to act "intelligently"Chess computer, Siri, ChatGPT
Machine learningSubset of AI: learns patterns from dataSpam filter, Netflix recommendations
Deep learningSubset of machine learning: uses deep neural networksImage recognition, speech recognition
LLMsSubset of deep learning: trained on text, handles languageChatGPT, Claude, Gemini

All LLMs are deep learning. All deep learning is machine learning. All machine learning is AI. Not the other way around.

What are LLMs and why do they matter now?

LLM stands for large language model. An LLM is trained on hundreds of billions of so-called tokens (small chunks of text, usually a few letters or a word) taken from books, websites, code and conversations. During training the model learns to predict, for every position in a text, what the next token is most likely to be.

That sounds simple, but if you do it well enough on enough data, you get a model that writes coherent text, produces code, answers questions and takes small reasoning steps. Anthropic's research on how Claude works gives a good sense of what happens under the hood.

The big players right now are Anthropic with Claude (Sonnet and Opus), OpenAI with GPT and ChatGPT, Google with Gemini, Mistral from France as a European open-source option, and Meta with Llama, also open-source.

Why do LLMs matter now? Because this is the first AI that actually feels like a conversation partner. You don't have to be a developer to work with it, you just type what you want. That drops the barrier for small businesses through the floor.

Concrete AI use cases for small businesses

Enough theory. What do you actually do with it? According to figures from Statistics Netherlands, 22.7 percent of Dutch companies with ten or more employees now use AI. That share is climbing fast. Here are the use cases that tend to work best in practice for smaller businesses.

Content and marketing

An accountant who has to write a newsletter every week, a webshop with 800 products and no decent descriptions, a marketer turning social posts into the right brand voice. That's where AI has the most direct impact. Rewriting blogs into SEO-friendly versions, generating product descriptions for hundreds of items at once, translations that don't feel like Google Translate, newsletters that summarise the week's blog. How DataDream approaches this is on /ai-content.

Customer service

Most customer questions are repeats. The same ten FAQs, the same ticket categories, the same tone. AI drafts a reply, a human checks it. Tickets get routed to the right pile automatically, and sentiment analysis surfaces the ugly reviews before they escalate. Concrete cases live on /ai-klantenservice.

Automation and agents

This is where it gets interesting. Drafting quotes from a call summary. Reading in invoices and matching them to your bookkeeping. Lead qualification through a form that asks follow-up questions instead of a dropdown. Scheduling meetings over email or WhatsApp. Summarising contracts and meeting notes. This is where you genuinely save hours.

Data and insights

Generating sales reports in plain English from raw data, forecasting stock based on season and trend, customer segmentation without hiring a data scientist, spotting anomalies in the numbers early. Not sexy, but valuable.

Image and video

Retouching product photos or generating variations, short explainer videos for a new service, converting logos and brand assets into new formats, replacing stock photos with your own on-brand visuals.

McKinsey's State of AI report shows that marketing, customer service and software development are the areas where AI pays off most. That matches what I see in practice.

AI is not a silver bullet. It's a tool, and you need to know when to reach for it and when not to.

What AI can't do

Straight talk: AI is not a silver bullet. A few things you should know before you start.

Hallucinations. LLMs sometimes invent facts that sound convincing but are flat-out wrong. A wrong year, a non-existent legal article, a made-up quote. Anything that goes out to customers or into official documents needs a human check.

No real understanding. An LLM predicts the next token from patterns, it doesn't "know" anything in the human sense of the word. It recognises what a correct-sounding explanation looks like, not whether the substance holds up. For strategic decisions it doesn't replace your judgement.

Knowledge cutoff. Models are trained on data up to a certain date. Recent events, price changes or policy updates are unknown to them, unless you use a model that can search live (like Gemini with grounding or Claude with web search).

Costs add up. Per single query it's cheap, but if you run AI over thousands of customer contacts or documents a month, the tokens add up. Do the maths up front against the pricing from OpenAI or Anthropic before you commit to a use case. A pilot that pencils out on paper can still disappoint at scale.

Privacy and data. Not every AI vendor is allowed to see your data, and certainly not train on it. More on that below.

What do you need to know about GDPR and the AI Act?

Two European rules apply to any small business getting started with AI.

GDPR. Personal data that you feed into an AI system stays under GDPR. That means a data processing agreement with your AI vendor, no unnecessary data sharing, and transparency toward the data subject. The Dutch Data Protection Authority has specific guidance for AI. In practice: lean toward vendors that offer EU-based storage and don't use your data for training.

EU AI Act. The EU AI Act has been in force since August 2024 and is rolling out in phases. Two dates to remember. Since 2 February 2025 article 4 (AI literacy) applies: anyone in your organisation working with AI or making decisions based on it must have enough knowledge to understand the risks. In practice that means a short training or clear guidelines. On 2 August 2026 the rules for high-risk AI systems kick in. Most small-business use cases (content, customer service, marketing) sit in the low-risk bracket, but it's worth checking before you start.

How do you get started?

This is how I approach every small-business project. Three steps, no intermediate six-week sprint-planning workshop.

First, the scan. Map out where AI pays off most in your business. Which processes take a lot of time, are repetitive, and have a digital input? Do this yourself via the free AI scan, or ask me to have a look with you.

Then, the pilot. Pick one concrete use case. Not three. One. For example: categorising and drafting all inbound customer emails. Build it in two to four weeks, measure the time saved, watch how the team works with it. An AI strategy without a pilot isn't a strategy, it's a report.

Then scale. If the pilot works, apply it more broadly and take on the next use case. If it doesn't, you stop and you've learned a lot for very little money. That's the whole trick: don't try to do everything at once.

Getting people on board matters at least as much as the tech. That's why DataDream offers /ai-training as a standalone service, so your team doesn't just get a tool but learns how to use it well.

Ready to start?

AI is not a fad and it's not a silver bullet. It's a tool. Like any tool, you need to know when to reach for it, when not to, and how to keep it sharp.

Want to know where AI would pay off most in your business? Take the free AI scan. Ten minutes of your time, a report in your inbox with concrete advice for your situation. No sales pitch, just an honest picture.

Curious what AI can do for your business?

Take the free AI Scan and find out in 1 minute.

Frequently asked questions

What is AI in short?
AI, artificial intelligence, is software that learns patterns from large amounts of data and uses them to predict or generate text, images and code. Unlike regular software, where someone writes down exactly what should happen, AI learns the rules itself from examples.
What is the difference between AI, machine learning and deep learning?
They are layers within each other. AI is the overarching concept. Machine learning is a part of it that learns patterns from data. Deep learning is machine learning with deep neural networks. LLMs like ChatGPT are trained with deep learning on text. All LLMs are AI, not the other way around.
What can AI not do?
AI sometimes hallucinates convincing sounding inaccuracies, has no real understanding (it predicts the next token), knows no recent events without live search, and can become expensive at scale. For anything that goes to customers or ends up in official documents, human review is needed.
How do you get started with AI in SMEs?
In three steps: first a scan of where AI delivers the most value (repetitive, time-consuming, digital input), then one concrete pilot in two to four weeks with measured time savings, and only then scale up. An AI strategy without a pilot is not a strategy, it is a report.