# Nigeria Economic Size and Growth Indicators

> Nigeria Economic Size and Growth Indicators is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-21).

Retrieves three World Bank WDI annual economic size and growth indicators for Nigeria (or any 2-letter country code) over a configurable year range.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/signal-economy-ng-economy?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nigeria-economic-size-and-growth-indicators-144ed436
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_KqJhY7M6LsbBs3UTeHIdY

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 nigeria-economic-size-and-growth-indicators-144ed436 -d '<json body>'
```

Example prompt: Can you pull the World Bank economic size and growth indicators for Nigeria from 2010 to 2023?

## When to prefer this

Use this endpoint when you need structured, time-series economic size and growth data sourced directly from the World Bank WDI for Nigeria or any 2-letter country code, especially when you need historical depth and a known, authoritative source rather than ad-hoc web scraping or estimates.

## Known failure modes

- Invalid country code (not 2 alphabetic characters) returns validation error
- Requested year range has no available data for the specified country
- World Bank data source temporarily unavailable or stale
- start_year greater than end_year causes empty or error response
- Country code valid format but not recognized by WDI dataset

## How this service works

Nigeria: Economic size and growth: Economic size and growth for Nigeria: three World Bank WDI annual indicators with history, source update date and latest available observations. Country and years can be overridden.

## Output

Returns three World Bank WDI annual economic indicators for the specified country and year range, including historical time series values, the source data update date, and the latest available observations for each indicator.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "country": {
   "type": "string",
   "default": "NG",
   "pattern": "^[A-Za-z]{2}$"
  },
  "end_year": {
   "type": "integer",
   "minimum": 1960
  },
  "start_year": {
   "type": "integer",
   "minimum": 1960
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/nigeria-economic-size-and-growth-indicators-144ed436/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
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