# Sex Ratio at Birth by Country

> Sex Ratio at Birth by Country is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-13).

Returns the latest sex ratio at birth (male births per female birth) for every country in the world as JSON.

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/s/sex-ratio-at-birth
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/sex-ratio-at-birth-by-country-d2be5814
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_egigPfsY5nSehG2JA5ekL

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 sex-ratio-at-birth-by-country-d2be5814 -d '<json body>'
```

Example prompt: Can you pull the latest sex ratio at birth data for every country — I want to see the male-to-female birth ratios worldwide as a complete country-by-country breakdown?

## When to prefer this

Use this endpoint when you need a ready-made, global, country-level dataset of sex ratio at birth without any filtering parameters — ideal for demographic analysis, gender statistics dashboards, or enriching country profiles with birth data.

## Known failure modes

- Payment failure if USDC balance or x402 headers are missing or invalid
- Upstream data unavailability if the source dataset is not reachable
- Empty or stale data if the underlying World Bank or demographic dataset has not been updated recently

## How this service works

Latest sex ratio at birth (male to female births) across every country. Returns JSON.

## Output

A JSON object containing the latest sex ratio at birth (male births per female birth) for every country and region in the world, with one value per country.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/sex-ratio-at-birth-by-country-d2be5814/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from clonecho.builda.company](https://www.zero.xyz/host/clonecho.builda.company/llms.txt)