Agentic AI Notebook
Phase 27

Distillation

~2 min read

Concept & How It Works

  • Key points are in the visual diagram above.

Why Does It Exist?

Deploy smaller models for latency/cost while preserving quality. Common in production model routing.

Real-World Analogy

Distillation is a master chef teaching an apprentice the signature dishes — apprentice is faster but learned the essentials.
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Visual Workflows

What is Distillation?

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Example

Scenario

Distill GPT-4o routing decisions into a 3B classifier — 90% routing accuracy at 1/100th inference cost.

Solution

In Model Engineering (Awareness), apply Distillation to this scenario: Distill GPT-4o routing decisions into a 3B classifier — 90% routing accuracy at 1/100th inference cost. Identify the inputs, run the technique, validate the output, and note one thing you would monitor in production.

Practice Task

Do this before moving to the next module — reading alone is not enough.

Open the Code Walkthrough below and run it locally. Change one parameter related to Distillation (e.g. model, temperature, top_k, or tool name), observe the difference in output, and write 2–3 sentences explaining what changed.

Code Walkthrough

Highlighted lines show where Distillation happens in the code.

Distillation
1# Distillation — minimal example2from openai import OpenAI3
4client = OpenAI()  # create API client5
6# Ask the model to explain this topic7response = client.chat.completions.create(  # core API call for Distillation8    model="gpt-4o-mini",9    messages=[10        {"role": "system", "content": "You explain distillation clearly."},11        {"role": "user", "content": f"What is distillation?"},12    ],13    temperature=0,14)15print(response.choices[0].message.content)  # show output for debugging

Commands to Remember

Commands to Remember

  • pip install peft transformers # LoRA / QLoRA fine-tuning
  • pip install bitsandbytes # quantized training

Common Mistakes

  • Treating Distillation as a black box without evaluation
  • Ignoring cost and latency in production
  • Skipping error handling for distillation

Cheat Sheet

Quick recap — the most important points from this module.

Cheat Sheet

quick ref
  • Distillation
  • Teacher Model
  • Student Model
  • Soft Labels