Context Engineering vs.
Prompt Engineering
By - Tamanna
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Overview
Understanding Prompt Engineering and Context Engineering
Use Cases and Examples
Relationship and Comparison
Consequences and Advantages
Which to Prioritize?
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What is Prompt Engineering?
Crafting clear, specific inputs (prompts) for AI models
Goal: Get desired output with minimal ambiguity
Key Aspects:
Clarity and specificity
Structured formatting
Iterative refinement
Example: "Write a 500-word fantasy story about a girl saving her village."
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What is Context Engineering?
Curating and structuring background data for AI
Goal: Provide relevant knowledge for accurate responses
Key Aspects:
Data curation and preprocessing
Embedding for retrieval
Regular updates
Example: JSON catalog for a smartphone chatbot
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Use Cases
Prompt Engineering Context Engineering
Content creation (e.g., stories, posts) Chatbots (e.g., customer support)
Code generation Recommendation systems
Question answering Document analysis
Task automation Retrieval-Augmented Generation (RAG)
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Prompt Engineering Example
Prompt: "Write a Python function for factorial using recursion"
Output:
def factorial(n):
if n == 0 or n == 1:
return 1
return n * factorial(n - 1)
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Context Engineering Example
Context for Chatbot (JSON):
{
"product": {
"XPhone Pro": {
"battery_life": "4000mAh, 12 hours",
"price": "$799"
}
}
}
Query: "What’s the battery life of XPhone Pro?"
Response: "4000mAh, up to 12 hours"
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Relationship Between the Two
Complementary:
Prompts guide AI’s focus
Context provides background knowledge
How They Help Each Other:
Context reduces need for detailed prompts
Prompts direct context usage
Not a Subset: Distinct but interrelated processes
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How They Work Together
Diagram (Text-based for PowerPoint):
[User]
|
[Prompt Engineering]
|
[Context Engineering]
|
[AI Model]
|
[Output]
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Consequences of Poor Implementation
Poor Prompt Engineering Poor Context Engineering
Vague or irrelevant outputs Inaccurate responses
Wasted time iterating Slow performance
Inconsistent results Scalability issues
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Advantages
Prompt Engineering Context Engineering
Quick to implement Scalable for applications
Flexible across tasks Consistent responses
User-controlled Rich, data-driven outputs
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Comparison Table
Factor Prompt Engineering Context Engineering
Time Investment Quick High upfront
Scalability Limited High
Use Case Ad-hoc tasks Structured apps
Complexity Low High
Flexibility High Domain-specific
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Which to Prioritize?
Casual Users: Focus on Prompt Engineering
Quick results for one-off tasks (e.g., writing, coding)
Developers/Applications: Prioritize Context Engineering
Essential for scalable, consistent systems (e.g., chatbots)
Best Practice: Use both for optimal AI performance
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Conclusion
Prompt and Context Engineering are complementary
Prompts: Quick, flexible inputs for immediate tasks
Context: Structured data for robust applications
Master both to unlock AI’s full potential
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Thank you!!
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