Wikipedia / MediaWiki Files API
Media file metadata
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OpenAPI Specification
openapi: 3.2.0
info:
title: MediaWiki Core REST Files API
description: 'MediaWiki Core REST API exposed by every MediaWiki installation under /w/rest.php/v1/. Provides page CRUD, search, files, history, revisions, and content transforms. On Wikimedia projects this endpoint serves Wikipedia, Wiktionary, Wikibooks, etc. in 300+ languages.
All endpoints require a meaningful User-Agent header; write endpoints require OAuth 2.0 (or a logged-in session).'
version: 1.0.0
x-generated-from: documentation
x-source-url: https://www.mediawiki.org/wiki/API:REST_API/Reference
x-last-validated: '2026-05-29'
contact:
name: Wikimedia Foundation
url: https://api.wikimedia.org/wiki/Core_REST_API
license:
name: CC BY-SA 4.0
url: https://creativecommons.org/licenses/by-sa/4.0/
servers:
- url: https://en.wikipedia.org/w/rest.php/v1
description: English Wikipedia
- url: https://{lang}.wikipedia.org/w/rest.php/v1
description: Per-language Wikipedia (en, de, fr, es, ja, zh, ...)
variables:
lang:
default: en
description: Language subdomain
- url: https://api.wikimedia.org/core/v1/wikipedia/{lang}
description: Wikimedia API Gateway equivalent of the Core REST API
variables:
lang:
default: en
description: Language code
tags:
- name: Files
description: Media file metadata
paths:
/file/{title}:
get:
operationId: getFile
summary: MediaWiki Core REST Get File Metadata and Download Links
description: Retrieve metadata for a media file including download URLs at multiple sizes.
tags:
- Files
x-microcks-operation:
delay: 0
dispatcher: FALLBACK
parameters:
- name: title
in: path
required: true
schema:
type: string
example: File:Earth_Eastern_Hemisphere.jpg
responses:
'200':
description: Successful response
content:
application/json:
schema:
$ref: '#/components/schemas/File'
'404':
description: Not found
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
components:
schemas:
File:
type: object
description: A media file descriptor.
properties:
title:
type: string
example: File:Earth_Eastern_Hemisphere.jpg
file_description_url:
type: string
format: uri
latest:
type: object
properties:
timestamp:
type: string
format: date-time
user:
type: object
properties:
id:
type: integer
name:
type: string
preferred:
type: object
properties:
mediatype:
type: string
example: BITMAP
size:
type: integer
width:
type: integer
height:
type: integer
url:
type: string
format: uri
original:
type: object
properties:
mediatype:
type: string
size:
type: integer
width:
type: integer
height:
type: integer
url:
type: string
format: uri
Error:
type: object
properties:
errorKey:
type: string
example: rest-no-match
messageTranslations:
type: object
additionalProperties:
type: string
httpCode:
type: integer
example: 404
httpReason:
type: string
example: Not Found
securitySchemes:
BearerAuth:
type: http
scheme: bearer
description: OAuth 2.0 bearer token issued via api.wikimedia.org. Required for write operations.