What Is AI Inference?

By Jeremy Bowman – Updated Jun 2, 2025 at 1:16 PM EST

Key Points

AI inference uses trained data to enable models to make deductions and decisions.
Effective AI inference results in quicker and more accurate model responses.
Evaluating AI inference focuses on speed, cost, and accuracy improvements.

Along with training, AI inference is one of the primary functions that generative artificial intelligence models perform.

Large language models like ChatGPT and image generator tools work by making inferences from user prompts, based on information they already have.

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White lines connected by dots on a black background. — Image source: Getty Images.

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Generative AI

Generative AI is a subfield of artificial intelligence (AI) where computer systems create new content.

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About the Author

Jeremy Bowman has been a contributing Motley Fool stock market analyst, covering technology, consumer goods, and macroeconomic trends since 2011. Before The Motley Fool, Jeremy was a newspaper reporter, restaurant manager, and English teacher abroad. He holds a bachelor’s degree in English from Colorado College and a master’s degree in business administration from American University. One of his Motley Fool headlines was briefly featured on Late Night with Stephen Colbert.

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Jeremy Bowman has positions in Arm Holdings. The Motley Fool has no position in any of the stocks mentioned. The Motley Fool has a disclosure policy.