How does it handle Customer Acquisition Cost (CAC)?

The skill emphasizes 'fully-loaded CAC,' ensuring you include sales salaries, marketing spend, and overhead to provide a realistic view of acquisition costs.

Can it help with investor pitches?

Absolutely. It helps you demonstrate business model viability with industry-standard metrics, clear interpretation of ratios, and data-driven growth projections.

Does this skill support different business models?

Yes, it includes specialized frameworks and benchmarks for SaaS, E-commerce, Marketplaces, Freemium/PLG, and High-Touch Enterprise sales.

What metrics can I calculate with this skill?

You can calculate Customer Acquisition Cost (CAC), Lifetime Value (LTV), LTV/CAC ratios, payback periods, contribution margins, and gross margins.

Financial Unit Economics

Name: Financial Unit Economics
Author: lyndonkl

bylyndonkl

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Analytics & Monitoring

Analyzes business model viability and profitability through granular metrics like CAC, LTV, and contribution margins.

This skill empowers users to evaluate the financial health and scalability of business models by calculating and interpreting key performance indicators such as Customer Acquisition Cost (CAC), Lifetime Value (LTV), and payback periods. It provides structured workflows for conducting cohort analysis, setting pricing strategies, and optimizing marketing spend across various industries including SaaS, E-commerce, and Marketplaces. By applying these metrics, users can validate startup viability, prepare investor pitches, and make data-driven decisions to ensure sustainable growth and capital efficiency.

Key Features

01Performs multi-channel cohort analysis to track retention and profitability trends over time.

02Provides industry-specific patterns for SaaS, E-commerce, Marketplaces, and Enterprise models.

03Offers strategic guardrails to identify and avoid common financial modeling pitfalls.

04Evaluates payback periods and contribution margins to determine cash flow efficiency.

05Calculates essential metrics including fully-loaded CAC, LTV, and LTV/CAC ratios.

068 GitHub stars

Use Cases

01Validating a startup's business model viability before scaling marketing spend.

02Optimizing pricing strategies and acquisition budgets based on customer lifetime value.

03Preparing detailed financial metrics and viability reports for investor pitches or board meetings.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add lyndonkl/claude financial-unit-economics

For use in Claude.ai and ChatGPT

Download Skill