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Api Endpoint

opendata402

World Bank development indicators for any country: GDP, population, inflation, unemployment, CO2 and 1,000+ more by indicator code (e.g. NY.GDP.MKTP.CD, SP.POP.TOTL, FP.CPI.TOTL.ZG). Returns the most recent yearly values. Use it for country comparisons, market sizing and economic background. World Bank data, CC BY 4.0.

Open interactive test console

Offering

Provider
opendata402.com
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Financial Analysis
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://opendata402.com/v1/worldbank/indicator
MIME type
application/json
First seen
2026-10-16T01:50:24.663Z
Last seen
Tags
world-bank, economics, gdp, population, countries

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.001 USDC
Atomic price: 1000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3
0.001 USDC
Atomic price: 1000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "1000",
    "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "1000",
    "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1"
  }
]

Observed health

Status
Healthy
Latest latency
404 ms
Average latency
534 ms
HTTP status
402
Last checked
Reachability
100% over 12 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "country": {
          "type": "string",
          "pattern": "^[A-Za-z]{2,3}$",
          "description": "ISO2 or ISO3 country code."
        },
        "indicator": {
          "type": "string",
          "pattern": "^[A-Za-z0-9._]{3,40}$",
          "description": "World Bank indicator code."
        },
        "years": {
          "type": "string",
          "pattern": "^([1-9]|[1-2][0-9]|30)$",
          "description": "Number of recent years, 1-30 (default 5)."
        }
      },
      "required": [
        "country",
        "indicator"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "country": {
              "description": "ISO2 or ISO3 country code.",
              "pattern": "^[A-Za-z]{2,3}$",
              "type": "string"
            },
            "indicator": {
              "description": "World Bank indicator code.",
              "pattern": "^[A-Za-z0-9._]{3,40}$",
              "type": "string"
            },
            "years": {
              "description": "Number of recent years, 1-30 (default 5).",
              "pattern": "^([1-9]|[1-2][0-9]|30)$",
              "type": "string"
            }
          },
          "required": [
            "country",
            "indicator"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}