A managed NLP (natural language processing) service that extracts insights from text: sentiment analysis, entity recognition, key phrase detection, and PII detection, without needing to train your own model.
In AIF-C01 (Domain 3) it is the go-to service for "ready to use" NLP tasks. Question: analyzing the sentiment of thousands of customer reviews without training a model → Amazon Comprehend.
Amazon Comprehend is a concept that can show up on the exam. Check the full guide to see it in context.