World Bank Topics API
The Topics API from World Bank — 2 operation(s) for topics.
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OpenAPI Specification
openapi: 3.2.0
info:
version: 2.0.0
title: World Bank Indicators Classifications Topics API
description: 'The World Bank Indicators API provides programmatic access to nearly 16,000 time series development indicators. These indicators include data such as total population, gross domestic product, energy use, poverty rates, health metrics, education statistics, and demographic data across countries and regions. Most data series date back over 50 years. No authentication is required. Supports filtering by date range, country, region, income level, and lending type. Returns data in JSON format with pagination support.
'
contact:
name: World Bank Data Help Desk
url: https://datahelpdesk.worldbank.org
email: data@worldbank.org
license:
name: Creative Commons Attribution 4.0
url: https://creativecommons.org/licenses/by/4.0/
servers:
- url: https://api.worldbank.org/v2
description: World Bank API v2
tags:
- name: Topics
paths:
/topic:
get:
summary: List topics
description: Returns a list of World Bank indicator topics.
operationId: listTopics
tags:
- Topics
parameters:
- name: format
in: query
description: Response format
required: false
schema:
type: string
enum:
- json
- xml
default: json
- name: page
in: query
description: Page number
required: false
schema:
type: integer
default: 1
- name: per_page
in: query
description: Records per page
required: false
schema:
type: integer
default: 50
responses:
'200':
description: List of topics
content:
application/json:
schema:
type: array
items:
oneOf:
- $ref: '#/components/schemas/PaginationData'
- type: array
items:
$ref: '#/components/schemas/Topic'
/topic/{topic_id}/indicator:
get:
summary: List indicators by topic
description: Returns a list of indicators belonging to a specific topic.
operationId: listIndicatorsByTopic
tags:
- Topics
parameters:
- name: topic_id
in: path
description: Topic ID (1-21, e.g., 1=Agriculture, 2=Aid Effectiveness)
required: true
schema:
type: integer
- name: format
in: query
description: Response format
required: false
schema:
type: string
enum:
- json
- xml
default: json
- name: page
in: query
description: Page number
required: false
schema:
type: integer
default: 1
- name: per_page
in: query
description: Records per page
required: false
schema:
type: integer
default: 50
responses:
'200':
description: List of indicators for the specified topic
content:
application/json:
schema:
type: array
items:
oneOf:
- $ref: '#/components/schemas/PaginationData'
- type: array
items:
$ref: '#/components/schemas/Indicator'
components:
schemas:
Indicator:
type: object
description: World Bank development indicator metadata
properties:
id:
type: string
description: Indicator code
example: SP.POP.TOTL
name:
type: string
description: Indicator name
example: Population, total
unit:
type: string
description: Unit of measurement
example: ''
source:
$ref: '#/components/schemas/ClassificationRef'
sourceNote:
type: string
description: Methodological notes about the indicator
sourceOrganization:
type: string
description: Organization that collects this data
example: (1) United Nations Population Division.
topics:
type: array
items:
$ref: '#/components/schemas/ClassificationRef'
ClassificationRef:
type: object
description: Reference to a World Bank classification category
properties:
id:
type: string
description: Classification code
example: NAC
iso2code:
type: string
description: ISO 2-character code
example: XU
value:
type: string
description: Human-readable classification name
example: North America
PaginationData:
type: object
description: Pagination metadata returned as the first element of the response array
properties:
page:
type: integer
description: Current page number
example: 1
pages:
type: integer
description: Total number of pages
example: 10
per_page:
type: integer
description: Records per page
example: 50
total:
type: integer
description: Total number of records
example: 500
sourceid:
type:
- string
- 'null'
description: Source identifier
example: '2'
sourcename:
type:
- string
- 'null'
description: Source name
example: World Development Indicators
lastupdated:
type:
- string
- 'null'
description: Date of last data update
example: '2024-06-28'
Topic:
type: object
description: World Bank indicator topic category
properties:
id:
type: string
description: Topic identifier
example: '1'
value:
type: string
description: Topic name
example: Agriculture & Rural Development
sourceNote:
type: string
description: Description of the topic