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Next-Token Prediction: How an AI Actually Writes Text (Not Magic β€” Just Probability)

Published on July 23, 2026By DEV Community

πŸ“Ί Prefer to watch? 90-second YouTube Short Β· πŸ’¬ Telegram Originally published on software-engineer-blog.com. Ask an AI the same question twice. Get two different answers. That's not a glitch you tolerate β€” it's the entire mechanism working exactly as designed. Start below the buzzword: a language model never sees a finished sentence. It only ever answers one tiny question, over and over β€” given everything written so far, what's the next chunk of text? One-line mental model: the model outputs a

Read the full article: https://dev.to/vahid_aghajani_60ce9dbec9/next-token-prediction-how-an-ai-actually-writes-text-not-magic-just-probability-53dd

Source: DEV Community