RLHF in Practice : A Hands-On Guide to Aligning and Post-Training Large Language Models Using Human Feedback
Overview
RLHF in Practice is the practical, no-nonsense guide that ML engineers and technical teams have been waiting for.
This book takes you step-by-step through the real-world process of aligning and post-training large language models using human feedback. Instead of abstract theory, you'll get clear explanations, honest trade-offs, and actionable strategies you can apply immediately.
You'll learn:
Why SFT is the foundation of every successful alignment pipeline - and how to do it right
How to collect high-quality human preference data that actually improves your model
When to use Direct Preference Optimization (DPO) versus full PPO - and why most teams now prefer the simpler path
How to build iterative, multi-stage pipelines that deliver reliable results
Common failure modes (reward hacking, alignment tax, over-refusal) and exactly how to debug them
Practical evaluation techniques that go beyond misleading benchmarks
Scaling realities: data, compute, and infrastructure challenges at real production scale
Ethical considerations, bias, and pluralistic alignment
Perfect for engineers who want to move beyond tutorials and build production-grade aligned LLMs without wasting time on hype or overly complex approaches.
Whether you're fine-tuning open models like Llama or Mistral derivatives, building internal tools, or preparing for large-scale deployment, this book gives you the practical knowledge and decision frameworks you need to succeed.
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Details
- ISBN-13: 9798257374807
- ISBN-10: 9798257374807
- Publisher: Independently Published
- Publish Date: April 2026
- Dimensions: 9 x 6 x 0.67 inches
- Shipping Weight: 0.95 pounds
- Page Count: 320
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