# clonecho Tax Revenue as % of GDP

> clonecho Tax Revenue as % of GDP is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-14).

Returns the latest central government tax revenue as a share of GDP for every country, as JSON.

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/s/tax-revenue-gdp
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/clonecho-tax-revenue-as-of-gdp-577d373f
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_UShg2EXaap4EUqIlH5e2P

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 clonecho-tax-revenue-as-of-gdp-577d373f -d '<json body>'
```

Example prompt: Can you pull the latest central government tax revenue as a share of GDP for all countries? I want to compare fiscal pressure across nations.

## When to prefer this

Use this endpoint when you need a broad, cross-country snapshot of central government tax revenue as a share of GDP without specifying any parameters. It is ideal for macroeconomic comparisons, fiscal analysis dashboards, or enriching country-level datasets with tax burden data. Prefer this over manual World Bank or IMF lookups when you need structured JSON immediately.

## Known failure modes

- Payment failure or insufficient USDC balance (402 error)
- Service unavailable or upstream data source unreachable (5xx error)
- Stale or missing data for certain countries if the underlying dataset has gaps

## How this service works

Latest central government tax revenue as a share of GDP across every country. Returns JSON.

## Output

A JSON array or object containing each country's latest central government tax revenue expressed as a percentage of GDP, covering all available countries in the dataset.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/clonecho-tax-revenue-as-of-gdp-577d373f/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)