What is Opportunity Cost Thinking in Claude Code?

It is a specialized mental model skill that helps Claude evaluate decisions based on the value of the next-best alternative foregone, ensuring you understand the hidden costs of every choice.

How does this skill help with build-vs-buy decisions?

It calculates the true cost of building—including direct engineering time, ongoing maintenance, and the value of features those engineers could have built instead—against the direct costs of a vendor solution.

Can this skill help identify the sunk cost fallacy?

Yes, it includes specific patterns to help teams ignore past investments that cannot be recovered and focus exclusively on the best use of current and future resources.

Does this skill provide a standardized format for analysis?

Yes, it includes an Opportunity Cost Template that walks you through the choice, alternatives, value calculations, and a final decision accounting for the true cost.

When should I use the thinking-opportunity-cost skill?

Use it for high-stakes resource allocation, prioritizing product roadmaps, build-vs-buy analysis, and evaluating the true cost of taking on or refactoring technical debt.

Opportunity Cost Thinking

Name: Opportunity Cost Thinking
Author: tjboudreaux

bytjboudreaux

•

生産性とワークフロー

Evaluates technical and business decisions by analyzing the value of foregone alternatives to ensure optimal resource allocation.

The Opportunity Cost Thinking skill equips Claude with a rigorous mental framework for assessing the true cost of decisions beyond simple financial or time expenditures. By explicitly identifying what is given up when choosing one path over another, this skill helps engineering teams avoid 'free' traps, navigate the sunk cost fallacy, and make better build-vs-buy or prioritization choices. It transforms decision-making from a simple value-gain analysis into a comprehensive accounting of strategic trade-offs, helping users recognize that the most significant cost of any action is often the alternative work that remains undone.

主な機能

017 GitHub stars

02Technical debt evaluation comparing maintenance overhead against feature velocity

03Sunk cost fallacy detection and correction for ongoing projects

04Build vs. Buy analysis with total cost of ownership (TCO) and developer time multipliers

05Multi-step framework for identifying and valuing next-best alternatives

06Standardized templates for documenting decision reasoning and trade-off logic

ユースケース

01Deciding whether to build custom internal infrastructure or utilize third-party managed services

02Evaluating the strategic impact of pausing feature development to address architectural technical debt

03Prioritizing product features when engineering resources and time are strictly constrained

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add tjboudreaux/cc-thinking-skills thinking-opportunity-cost

For use in Claude.ai and ChatGPT

Download Skill