VE
API · x402 · early usage
Key indicators of any country: GDP, real growth, GDP per capita, inflation, population,…
Key indicators of any country: GDP, real growth, GDP per capita, inflation, population, unemployment, public debt, exports, life expectancy and internet use, with the last years of each. World Bank open data.
by api.vextorium.com · discovered, not yet claimed by its owner · updated 2026-10-05
30d calls2
30d payers2
MethodPOST
Outputjson
Mirrored from Coinbase's public x402 Bazaar. The description is the provider's own text and has not been reviewed here; the payment requirements are copied as published.
What it does
Key indicators of any country: GDP, real growth, GDP per capita, inflation, population, unemployment, public debt, exports, life expectancy and internet use, with the last years of each. World Bank open data.
Tags: gdp · country · world-bank · macro · indicators · bazaar
Call contract
- Method
- POST
- Input
- json
- Output
- json
- Last paid call
- 2026-10-05
Input example from Bazaar metadata
{
"country": "ES",
"years": 3
}Output example
{
"country": "ES",
"last": {
"exports_pct_gdp": {
"value": 36.637,
"year": 2025
},
"gdp_growth_pct": {
"value": 2.825,
"year": 2025
},
"gdp_usd": {
"value": 1906453309985.88,
"year": 2025
},
"inflation_pct": {
"value": 2.7,
"year": 2025
},
"internet_users_pct": {
"value": 95.757,
"year": 2024
},
"life_expectancy": {
"value": 83.888,
"year": 2024
},
"per_capita_gdp_usd": {
"value": 38627.247,
"year": 2025
},
"population": {
"value": 49355143,
"year": 2025
},
"public_debt_pct_gdp": {
"value": 105.639,
"year": 2024
},
"unemployment_pct": {
"value": 10.376,
"year": 2025
}
},
"name": "Spain",
"series": {
"exports_pct_gdp": [
{
"value": 37.056,
"year": 2024
},
{
"value": 36.637,
"year": 2025
}
],
"gdp_growth_pct": [
{
"value": 3.455,
"year": 2024
},
{
"value": 2.825,
"year": 2025
}
],
"gdp_usd": [
{
"value": 1725671652742.19,
"year": 2024
},
{
"value": 1906453309985.88,
"year": 2025
}
],
"inflation_pct": [
{
"value": 2.747,
"year": 2024
},
{
"value": 2.7,
"year": 2025
}
],
"internet_users_pct": [
{
"value": 95.757,
"year": 2024
}
],
"life_expectancy": [
{
"value": 83.888,
"year": 2024
}
],
"per_capita_gdp_usd": [
{
"value": 35326.768,
"year": 2024
},
{
"value": 38627.247,
"year": 2025
}
],
"population": [
{
"value": 48848840,
"year": 2024
},
{
"value": 49355143,
"year": 2025
}
],
"public_debt_pct_gdp": [
{
"value": 105.639,
"year": 2024
}
],
"unemployment_pct": [
{
"value": 11.4,
"year": 2024
},
{
"value": 10.376,
"year": 2025
}
]
},
"source": "World Bank, World Development Indicators (CC BY 4.0)"
}Use with an agent
- Discover. Agents find this listing with
GET https://bazaar.saylorinnovations.com/discovery/search?query=…, the MCP toolsearch_resources, or/discovery/resources. - Inspect. Fetch
/resources/37588.jsonfor the price and payment options. - Pay. Call
GET https://api.vextorium.com/v1/country-indicators. The provider answers402with its payment requirements. An x402 client signs one of the options below and retries withPAYMENT-SIGNATURE. - Execute. The provider returns
200with the data. Agent Bazaar is not in the request path and never sees your payment.
For humans
You don't need an account or an API key; you need a wallet holding a small amount of USDC on Base, Solana, Polygon, Optimism, eip155:5042, and an x402-capable client (see the examples below). Call the endpoint unpaid first to see exactly what it asks for.
Pricing & payment
- Price
- $0.005 / request
- Protocol
- x402 v2
- Auth
- No account or API key. Pay per request.
- Networks
- Base, Solana, Polygon, Optimism, eip155:5042
- Demand
- 2 calls · 2 unique payers in 30d (public x402 Bazaar data)
x402 payment requirements
| Scheme | Network | Asset | Amount | Pay to | Timeout |
|---|---|---|---|---|---|
| exact | Base eip155:8453 | USDC | $0.005 | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf | 300s |
| exact | Solana solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | USDC | $0.005 | HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2 | 300s |
| exact | Polygon eip155:137 | USDC | $0.005 | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf | 300s |
| exact | Optimism eip155:10 | 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 | 5000 | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf | 604900s |
| exact | eip155:5042 eip155:5042 | 0x3600000000000000000000000000000000000000 | 5000 | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf | 604900s |
accepts[] (raw JSON)
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "5000",
"amountUsd": 0.005,
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "5000",
"amountUsd": 0.005,
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:137",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"amount": "5000",
"amountUsd": 0.005,
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:10",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"amount": "5000",
"maxTimeoutSeconds": 604900
},
{
"scheme": "exact",
"network": "eip155:5042",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"asset": "0x3600000000000000000000000000000000000000",
"amount": "5000",
"maxTimeoutSeconds": 604900
}
]Schemas
Output schema (JSON Schema)
{
"properties": {
"example": {
"properties": {
"country": {
"type": [
"string",
"null"
]
},
"last": {
"properties": {
"exports_pct_gdp": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"gdp_growth_pct": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"gdp_usd": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"inflation_pct": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"internet_users_pct": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"life_expectancy": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"per_capita_gdp_usd": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"population": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"public_debt_pct_gdp": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"unemployment_pct": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"name": {
"type": [
"string",
"null"
]
},
"series": {
"properties": {
"exports_pct_gdp": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"gdp_growth_pct": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"gdp_usd": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"inflation_pct": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"internet_users_pct": {
"items": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"life_expectancy": {
"items": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"per_capita_gdp_usd": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"population": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"public_debt_pct_gdp": {
"items": {
"properties": {
"value": {
"type": [
"number",
"null"
]
},
"year": {
"type": [
"number",
"null"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"unemployment_pct": {
"items": {
"properties": {
"value": {
"type": [
"null",
"number"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"source": {
"type": [
"string",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}Example shape — generated from the schema, not a captured live response
{
"example": {
"country": "string",
"last": {
"exports_pct_gdp": {
"value": 0,
"year": 0
},
"gdp_growth_pct": {
"value": 0,
"year": 0
},
"gdp_usd": {
"value": 0,
"year": 0
},
"inflation_pct": {
"value": 0,
"year": 0
},
"internet_users_pct": {
"value": 0,
"year": 0
},
"life_expectancy": {
"value": 0,
"year": 0
},
"per_capita_gdp_usd": {
"value": 0,
"year": 0
},
"population": {
"value": 0,
"year": 0
},
"public_debt_pct_gdp": {
"value": 0,
"year": 0
},
"unemployment_pct": {
"value": 0,
"year": 0
}
},
"name": "string",
"series": {
"exports_pct_gdp": [
{
"value": null,
"year": null
}
],
"gdp_growth_pct": [
{
"value": null,
"year": null
}
],
"gdp_usd": [
{
"value": null,
"year": null
}
],
"inflation_pct": [
{
"value": null,
"year": null
}
],
"internet_users_pct": [
{
"value": 0,
"year": 0
}
],
"life_expectancy": [
{
"value": 0,
"year": 0
}
],
"per_capita_gdp_usd": [
{
"value": null,
"year": null
}
],
"population": [
{
"value": null,
"year": null
}
],
"public_debt_pct_gdp": [
{
"value": 0,
"year": 0
}
],
"unemployment_pct": [
{
"value": null,
"year": null
}
]
},
"source": "string"
},
"type": "string"
}Examples
curl
curl "https://api.vextorium.com/v1/country-indicators"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paidJavaScript
const res = await fetch("https://api.vextorium.com/v1/country-indicators");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://api.vextorium.com/v1/country-indicators")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerDetails
- Provider
- api.vextorium.com
- Endpoint
- https://api.vextorium.com/v1/country-indicators
- Machine-readable
/resources/37588.json