charlie

Analyze cash runway, unit economics, and working capital for bootstrapped startups.

Updated May 4, 2026
One-click install
npx skills add https://github.com/luokai25/luo-ai-skills-market --skill charlie-luokai25
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: charlie
Source: https://github.com/luokai25/luo-ai-skills-market/tree/main/12-finance-and-trading%20%28by%20Luo%20Kai%29/10-other-finance/cfo-skill
Command: npx skills add https://github.com/luokai25/luo-ai-skills-market --skill charlie-luokai25

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill provides financial frameworks for bootstrapped, high-growth startups, helping with cash management, unit economics, capital allocation, working capital, and forecasting.

Core Features & Use Cases

  • Cash Management: Runway calculations, reserve structures, burn analysis.
  • Unit Economics: LTV:CAC ratios, CAC payback, gross margin targets.
  • Capital Allocation: Hiring ROI, Rule of 40, investment payback periods.
  • Working Capital: Cash conversion cycle, AR/AP optimization, prepay strategies.
  • Forecasting: Driver-based planning, scenario modeling, 13-week cash flow.
  • Use Case: When considering a new hire, Charlie can help you analyze the potential ROI and impact on cash flow.

Quick Start

Ask Charlie, "What's the optimal runway for a startup with a $1M ARR and 20% monthly burn?"

Frequently Asked Questions about charlie

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate cash runway and burn rate for a bootstrapped startup?

Cash runway is calculated by analyzing current cash reserves against monthly burn to determine how long the business can operate. This Skill provides frameworks for bootstrapped startups to perform burn analysis, calculate optimal runway, and structure cash reserves.

What are good unit economics metrics like LTV:CAC ratio and CAC payback for high-growth startups?

Unit economics metrics like LTV:CAC ratios and CAC payback periods measure the profitability of acquiring customers. This Skill helps bootstrapped startups calculate these unit economics, set gross margin targets, and evaluate capital allocation for sustainable growth.

How do I build a 13-week cash flow forecast using driver-based scenario modeling?

A 13-week cash flow forecast is built using driver-based planning and scenario modeling to project near-term liquidity. This Skill provides forecasting frameworks to help bootstrapped startups model working capital optimization, cash conversion cycles, and AR/AP strategies.

Can I analyze the ROI and cash flow impact of a new hire for my bootstrapped business?

Yes, you can analyze hiring ROI and its impact on cash flow by evaluating investment payback periods. This Skill helps bootstrapped startups assess capital allocation decisions, applying metrics like the Rule of 40 to determine if a new hire makes financial sense.

What is the best way to optimize working capital and the cash conversion cycle without external funding?

Optimizing working capital involves improving the cash conversion cycle through AR/AP optimization and prepay strategies. This Skill provides bootstrapped startups with financial frameworks to manage capital allocation and maximize liquidity without relying on external funding.