# United States Digital Access Indicators (World Bank WDI)

> United States Digital Access Indicators (World Bank WDI) is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-30).

Returns three World Bank WDI annual digital access indicators for the United States (or any 2-letter country code) with historical data and latest available observations.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/signal-economy-us-digital?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-30
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/united-states-digital-access-indicators-world-bank-wdi-9cef4ada
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_RiMqfImMObrF6n7KYRAzp

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 united-states-digital-access-indicators-world-bank-wdi-9cef4ada -d '<json body>'
```

Example prompt: Pull the World Bank digital access indicators for the United States from 2010 to 2022 — I want to see how internet penetration and broadband subscriptions have changed over time.

## When to prefer this

Choose this endpoint when you need structured World Bank WDI digital access time-series data for a specific country without building your own World Bank API integration. Ideal for agents needing quick, paid, pre-packaged access to standardized digital economy indicators with history, rather than scraping or querying the World Bank API directly.

## Known failure modes

- Invalid country code (not 2-letter ISO) returns validation error
- Requested year range outside 1960–present returns no data or empty series
- World Bank WDI source may have gaps for certain years or indicators
- Payment failure (insufficient USDC balance) blocks the request
- Rate limiting or service unavailability returns 402 or 5xx error

## How this service works

United States: Digital access indicators: Digital access indicators for United States: 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 digital access indicators (such as internet users per 100 people, fixed broadband subscriptions, and mobile cellular subscriptions) for the specified country and year range, including historical annual values, the source update date, and the latest available observations.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "country": {
   "type": "string",
   "default": "US",
   "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/united-states-digital-access-indicators-world-bank-wdi-9cef4ada/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)