What Is Context Engineering & Why It Replaced Prompt Engineering

12 min

What you will learn

Define context engineering and explain how it differs from prompt engineering
Identify the components of a context window and why each matters
Explain why most AI failures trace to poor context, not poor models
Describe the shift from crafting single prompts to designing information architectures

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What Is Context Engineering & Why It Replaced Prompt Engineering

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Knowledge check

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What is the primary difference between prompt engineering and context engineering?

Key takeaway

Context engineering is the systematic practice of designing what information an AI model receives — not just how you phrase your question. Most AI failures are context failures, not model failures. Fix the context, and the same model produces dramatically better results.