Fact-checked May 20, 2026
Also called: AI inference
In AI, inference is the process where a trained model uses what it has learned to make predictions or generate outputs based on new, unseen data.
Think of inference as the 'doing' part of an AI model, especially after all the 'learning' (training) is done. Once an AI model has processed tons of data and learned patterns, inference is when you feed it something new, and it applies its learned knowledge to give you an answer. For example, if you've trained an AI to recognize cats in pictures, inference is the step where you show it a new picture, and it tells you, 'That's a cat!'
This process is fundamental to how AI applications work in the real world. Whether you're using a chatbot, getting a movie recommendation, or having your spam filter catch a suspicious email, inference is happening behind the scenes. The model takes your input, runs it through its internal structure, and provides an output based on the patterns and relationships it picked up during its training phase.
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