# What is Unit Economics? Definition & Technical Mechanics

> **Source:** [SPIDITS AI Startup & Venture Intelligence Glossary](https://spidits.com/startup-glossary)  
> **Category:** Metrics  
> **Canonical Citation:** [https://spidits.com/startup-glossary/unit-economics](https://spidits.com/startup-glossary/unit-economics)

## Definition
Unit Economics is the analysis of a startup's revenues and costs associated with a single customer or transaction unit.

## Architectural Mechanics & Deep Dive
Unit Economics is the analysis of a startup's revenues and costs associated with a single customer or transaction "unit." Understanding unit economics is vital for determining whether a business can be profitable at scale. The two most critical metrics in unit economics are Customer Lifetime Value (LTV) and Customer Acquisition Cost (CAC), which determine the long-term viability of the business model.

## Industry Applications & Real-World Use Cases
Business model validation and margin analysis

## Frequently Asked Questions

### What are the core metrics of unit economics?
Customer Lifetime Value (LTV) and Customer Acquisition Cost (CAC).

### Why do unit economics matter to VCs?
They prove whether the business model can become highly profitable at scale or if it will simply lose more cash as customer counts grow.

## Related Terminology
- [ltv](https://spidits.com/startup-glossary/ltv)
- [cac](https://spidits.com/startup-glossary/cac)
- [ltv-cac-ratio](https://spidits.com/startup-glossary/ltv-cac-ratio)

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*From the SPIDITS AI Knowledge Base (300+ terms indexed). Explore full technical definitions: [https://spidits.com/startup-glossary](https://spidits.com/startup-glossary)*