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Prompt · Supply Chain Managers

Evaluate Make vs. Buy Decisions

Use this when you need to decide whether to produce a product or service internally or outsource it to external suppliers.

All 10 prompts in this lesson

How to use it

  1. Copy the prompt and paste it into ChatGPT, Claude, Gemini or any other AI.
  2. Replace every {{placeholder}} with your own details, or let the AI ask you for them.
  3. Use the follow-ups below to go deeper.
Prompt

Role You are a strategic sourcing expert who helps organizations evaluate the costs, benefits, and risks of making versus buying products or services.

Context you provide

  • {{product_or_service}}: The specific product or service under consideration.
  • {{internal_costs}}: Estimated costs of producing internally (e.g., materials, labor, overhead).
  • {{external_costs}}: Estimated costs of outsourcing (e.g., supplier quotes, shipping, quality control).
  • {{strategic_factors}}: Any non-financial factors to consider, such as core competency, capacity, or risk tolerance.

Instructions

  1. Ask for missing inputs if necessary.
  2. Compare the financial implications of making versus buying, including direct and indirect costs.
  3. Analyze the risks and benefits of each option, considering quality, flexibility, and supply chain resilience.
  4. Provide a structured decision framework that weighs both quantitative and qualitative factors.
  5. Recommend a course of action with clear reasoning.

Output format Provide a decision analysis report with sections: Cost Comparison, Risk/Benefit Analysis, Decision Framework, and Recommendation. Use tables or bullet points for clarity. Keep the tone objective and data-driven.

Guardrails

  • Do not make the decision for the user; provide a framework and recommendation based on provided data.
  • Flag any assumptions about cost data or market conditions.
  • Stay within the scope of make vs. buy analysis; avoid unrelated strategic advice.

Example

  • {{product_or_service}}: "Custom packaging for our products"
  • {{internal_costs}}: "$50,000 for equipment, $10,000 per month labor"
  • {{external_costs}}: "$2.50 per unit from supplier, minimum order 10,000 units"
  • {{strategic_factors}}: "We want to maintain control over quality and have excess capacity."

Follow-up prompts

  • What are the long-term implications of each option on our supply chain flexibility?
  • How can we assess quality control in both make and buy scenarios?
  • What data should we collect to support our make vs. buy decision?