# Official sources on Apizie

> Apizie serves data from each publisher's own public API, normalized into `{ project, data, source, timestamp }`. The `source` block (publisher, official URL, retrieval time, licence, attribution) is on every response.

## World Bank Open Data
- Publisher: The World Bank
- Covers: Development and macro indicators for every country: GDP, inflation, population, debt and more
- Project: `finance:worldbank` (1 endpoints): https://apizie.tech/sources/world-bank
- Licence: Mostly CC BY 4.0, attribution required (check each dataset's licence) (https://datacatalog.worldbank.org/all-licenses)
- Example: `GET https://apizie.tech/v1/finance:worldbank/indicator?country=US&indicator=NY.GDP.MKTP.CD&length=5`

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