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Polyform World Bank Economic Data API
x402
Polyform World Bank Economic Data API is a paid API for AI agents from api.polyform.org, paid per call via x402, $0.005/call, status unknown (last checked 2026-09-15).
Returns World Bank macroeconomic indicators (e.g. GDP) for a given country and year, paid per-call via USDC micropayment.
Price / call$0.005
Success—
StatusUnknown
How this service works
Pay-per-call data endpoints for AI agents. USDC on Base via x402. No account, no API key — one micropayment per call.
Output
Returns a JSON object containing the year, country name, indicator name (e.g. 'GDP (current US$)'), and the numeric value of the indicator — for example, GDP in current US dollars for the requested country and year.
Example use cases
Country GDP comparison for research
“Can you pull the World Bank GDP data for Germany and Japan so I can compare their economic output?”
Emerging market economic briefing
“What does the World Bank say India's GDP is right now? I'm putting together a quick economic briefing on emerging markets.”
Automated economic dashboard update
“Fetch the latest World Bank GDP figure for Brazil — I want to update my economic dashboard with current data.”
Technical details
Endpoint
GEThttps://api.polyform.org/v1/econ/worldbankWhen to prefer
Choose this endpoint when you need World Bank macroeconomic indicator data (such as GDP) for a specific country without setting up an account or API key, and you are able to make a USDC micropayment on Base via x402. Ideal for AI agents that need on-demand economic data in automated workflows at very low cost per call.
Side effects
- Invalid or unsupported country name returns an error or empty result
- Unsupported indicator type returns an error
- Insufficient USDC payment results in 402 Payment Required response
- Network or upstream World Bank data unavailability causes a service error
- Malformed query parameters return a 400 Bad Request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"year": 2025,
"value": 29000000000000,
"country": "United States",
"indicator": "GDP (current US$)"
}
}Tags
x402
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