# Customer Acquisition Cost (CAC) Calculator

> Customer Acquisition Cost (CAC) Calculator is a paid API for AI agents from business-utils-agent.up.railway.app, paid per call via x402, $0.005/call, status unknown (last checked 2026-09-13).

Calculates the Customer Acquisition Cost (CAC) KPI by dividing total acquisition spend by the number of customers acquired.

## Facts

- Endpoint: POST https://business-utils-agent.up.railway.app/kpi/customer-acquisition-cost
- Price: $0.005/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/customer-acquisition-cost-cac-calculator-1baddd9c
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_JWW3lj22QLQYOhIKhWJSt

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability customer-acquisition-cost-cac-calculator-1baddd9c -d '<json body>'
```

Example prompt: We spent $200,000 on sales and marketing last quarter and acquired 5,000 new customers — what's our customer acquisition cost?

## When to prefer this

Use this endpoint when you need a quick, reliable server-side CAC computation without implementing the math yourself — particularly useful in automated financial reporting pipelines, agent workflows that gather marketing spend data and need a structured KPI result, or when consistency and auditability of business metric calculations matter.

## Known failure modes

- customers_acquired is zero or missing, causing a division-by-zero or validation error
- total_cost not provided or non-numeric, returning a 400 bad request
- negative values for cost or customer count producing nonsensical results
- network or server error on Railway deployment returning 5xx

## How this service works

A comprehensive business utilities agent offering KPI calculations, ROI analysis, profit margin calculations, customer acquisition cost analysis, churn rate calculations, and AI-powered business plan reviews.

## Output

Returns a JSON object with a single field 'cac' representing the calculated Customer Acquisition Cost as a number (total_cost divided by customers_acquired).

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "total_cost": {
   "type": "number",
   "description": "Total cost spent on customer acquisition"
  },
  "customers_acquired": {
   "type": "integer",
   "description": "Number of customers acquired"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "cac": 40
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/customer-acquisition-cost-cac-calculator-1baddd9c/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from business-utils-agent.up.railway.app](https://www.zero.xyz/host/business-utils-agent.up.railway.app/llms.txt)