The MLS-C01 exam has been retired

It was retired on March 31, 2026. It was replaced by MLA-C01 (AWS Certified Machine Learning Engineer - Associate). Go to the MLA-C01 study guide

The Integrated AWS Certified Machine Learning - Specialty (MLS-C01) Study Guide [260 Minute Read]

A First-Principles Approach to Machine Learning Design, Exam Readiness, and Professional Application on AWS

Welcome to 'The Integrated AWS Certified Machine Learning - Specialty (MLS-C01) Study Guide.' This guide is meticulously crafted to embody a craftsman's spirit – in its design and content, fostering a deep, practical understanding of machine learning principles on AWS. You will build knowledge from foundational truths, understanding the 'why' behind every data engineering choice, model selection, and deployment strategy.

This guide is structured into digestible, focused learning blocks, each designed to deliver a specific piece of knowledge. Every topic is aligned with the official AWS MLS-C01 exam objectives, targeting the 'design, implement, evaluate, and operate' cognitive level required for success. Prepare to design, build, optimize, and troubleshoot complex machine learning solutions on AWS, and to approach the exam with confidence and a profound understanding of operational excellence in cloud ML.

Exam Domain Weights

Modeling is by far the largest domain at 36%, more than a third of the exam by itself — algorithm selection, training, and tuning are where MLS-C01 concentrates its depth.


125 Sections
330 Practice Questions
270 Flashcards
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Alvin Varughese
Written byAlvin Varughese
Founder20 professional certifications

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