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The generative AI customization spectrum: From prompt engineering to custom models on AWS.

AWS Machine Learning BlogCompany announcement·
AI brief

An AWS Machine Learning Blog post outlines an 8-step decision framework for choosing generative AI customization approaches on AWS, ranging from prompt engineering and RAG to fine-tuning, continued pre-training, and Amazon Nova Forge.

Why it matters: It offers a structured path for teams to start with simpler customization methods and escalate to more intensive ones only when needed.

Written by AI from AWS Machine Learning Blog's published text.

Source

“Pick the right generative AI customization approach on AWS with an 8-step decision framework, from prompt engineering and RAG to fine-tuning, continued pre-training, and Amazon Nova Forge. Start simple and escalate only when you must.”
AWS Machine Learning Blog, 14 Sept 2026, 15:47.

Published by the organisation it describes; treat claims as first-party statements.

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