October 18, 2026
What is a System Prompt? Explained Simply
A system prompt is a hidden instruction given to an AI before your chat begins, defining its role, tone, and rules and shaping every answer it gives.
Read more →Plain-English explanations of AI terms, from LLMs to diffusion models.
A system prompt is a hidden instruction given to an AI before your chat begins, defining its role, tone, and rules and shaping every answer it gives.
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An AI playground is an interactive site where you can test AI models, tweak settings, and compare results instantly, with no installation or coding needed.
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An API is a set of rules that lets two programs communicate, so developers can add powerful features like AI without building them from scratch.
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Open weights means you can download and run an AI model; true open source also shares the training code and data. Most open AI models today are open weights.
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A foundation model is a large AI trained on vast data that developers adapt to many tasks, from chatting and writing to coding and understanding images.
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An AI copilot is an assistant built into your software that suggests next steps, writes drafts, and helps you finish tasks as you work, like a smart colleague.
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A chatbot is software that chats with people through text or voice to answer questions, take orders, and help users around the clock without a human agent.
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Predictive analytics uses AI to forecast what happens next — which customers might leave, what will sell out, and where to focus first.
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Recommendation systems are the AI behind every ‘you may also like’ shelf — quietly predicting what you will love next, from movies to products.
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OCR reads the text hidden inside your photos and scans — receipts, contracts, signs — and turns it into real text you can copy and search.
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