Every API here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for apis
7 MCP tools reach this
find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.
All 92 tools →
Call it yourself
curl for this page
This API
curl "https://apis.io/api/v1/apis/gitbook:gitbook-openapi-versions-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we
store it to create your key and to recognise you if you sign in with another
provider. See our Privacy Policy and
Terms.
A second provider on the same verified email joins the account you already have.
openapi: 3.2.0
info:
title: GitBook Openapi Versions API
description: The GitBook API
termsOfService: https://policies.gitbook.com
contact:
name: API Support
url: https://gitbook.com/support
email: support@gitbook.com
version: 0.0.1-beta
servers:
- url: '{host}/v1'
variables:
host:
default: https://api.gitbook.com
security:
- user: []
- user-internal: []
- user-staff: []
- integration: []
- integration-installation: []
tags:
- name: openapi-versions
x-page-title: OpenAPI spec versions
x-page-description: Track changes to your OpenAPI documents by versioning them.
x-parent: openapi
description: 'Keep a history of your OpenAPI specs, enabling you to compare different versions, revert, or maintain multiple concurrent versions for testing or documentation.
{% openapi-schemas spec="gitbook" schemas="OpenAPISpecVersion" grouped="false" %}
The OpenAPISpecVersion object
{% endopenapi-schemas %}'
paths:
/orgs/{organizationId}/openapi/{specSlug}/versions:
get:
operationId: listOpenAPISpecVersions
summary: List all OpenAPI spec versions
x-gitbook-mcp: true
tags:
- openapi-versions
security:
- user: []
- oauth:
- openapi:read
parameters:
- $ref: '#/components/parameters/organizationId'
- $ref: '#/components/parameters/openapiSpecSlug'
- $ref: '#/components/parameters/listPage'
- $ref: '#/components/parameters/listLimit'
responses:
'200':
description: OK
content:
application/json:
schema:
allOf:
- $ref: '#/components/schemas/List'
- type: object
required:
- items
properties:
items:
type: array
items:
$ref: '#/components/schemas/OpenAPISpecVersion'
'404':
description: No matching OpenAPI specification found
$ref: '#/components/responses/NotFoundError'
/orgs/{organizationId}/openapi/{specSlug}/versions/latest:
get:
operationId: getLatestOpenAPISpecVersion
summary: Get the latest OpenAPI spec version
x-gitbook-mcp: true
tags:
- openapi-versions
security:
- user: []
- oauth:
- openapi:read
parameters:
- $ref: '#/components/parameters/organizationId'
- $ref: '#/components/parameters/openapiSpecSlug'
responses:
'200':
description: OK
content:
application/json:
schema:
$ref: '#/components/schemas/OpenAPISpecVersion'
'404':
description: No matching OpenAPI specification version found
$ref: '#/components/responses/NotFoundError'
/orgs/{organizationId}/openapi/{specSlug}/versions/latest/content:
get:
operationId: getLatestOpenAPISpecVersionContent
summary: Get the latest OpenAPI spec version content
x-gitbook-mcp: true
tags:
- openapi-versions
security:
- user: []
- oauth:
- openapi:read
parameters:
- $ref: '#/components/parameters/organizationId'
- $ref: '#/components/parameters/openapiSpecSlug'
responses:
'200':
description: OK
content:
application/json:
schema:
$ref: '#/components/schemas/OpenAPISpecContent'
'404':
description: No matching OpenAPI specification version found
$ref: '#/components/responses/NotFoundError'
/orgs/{organizationId}/openapi/{specSlug}/versions/latest/content/raw:
get:
operationId: getLatestOpenAPISpecVersionContentRaw
summary: Get the raw content of the latest OpenAPI spec version
tags:
- openapi-versions
security:
- user: []
- oauth:
- openapi:read
parameters:
- $ref: '#/components/parameters/organizationId'
- $ref: '#/components/parameters/openapiSpecSlug'
responses:
'200':
description: OK
content:
application/json:
schema:
$ref: '#/components/schemas/OpenAPISpecRawContent'
'404':
description: No matching OpenAPI specification version, or no raw source available for it (e.g. legacy versions)
$ref: '#/components/responses/NotFoundError'
/orgs/{organizationId}/openapi/{specSlug}/versions/{versionId}:
get:
operationId: getOpenAPISpecVersionById
summary: Get an OpenAPI spec version by its ID
x-gitbook-mcp: true
tags:
- openapi-versions
security:
- user: []
- oauth:
- openapi:read
parameters:
- $ref: '#/components/parameters/organizationId'
- $ref: '#/components/parameters/openapiSpecSlug'
- $ref: '#/components/parameters/openapiSpecVersionId'
responses:
'200':
description: OK
content:
application/json:
schema:
$ref: '#/components/schemas/OpenAPISpecVersion'
'404':
description: No matching OpenAPI specification version found
$ref: '#/components/responses/NotFoundError'
/orgs/{organizationId}/openapi/{specSlug}/versions/{versionId}/content:
get:
operationId: getOpenAPISpecVersionContentById
summary: Get an OpenAPI spec version content by its ID
x-gitbook-mcp: true
tags:
- openapi-versions
security:
- user: []
- oauth:
- openapi:read
parameters:
- $ref: '#/components/parameters/organizationId'
- $ref: '#/components/parameters/openapiSpecSlug'
- $ref: '#/components/parameters/openapiSpecVersionId'
responses:
'200':
description: OK
content:
application/json:
schema:
$ref: '#/components/schemas/OpenAPISpecContent'
'404':
description: No matching OpenAPI specification version found
$ref: '#/components/responses/NotFoundError'
components:
responses:
NotFoundError:
description: Not Found
content:
application/json:
schema:
type: object
required:
- error
properties:
error:
type: object
properties:
code:
type: integer
format: int32
enum:
- 404
message:
type: string
required:
- code
- message
schemas:
OpenAPISpecRawContent:
description: Raw original content of the specification entrypoint file.
type: object
properties:
text:
type: string
description: Raw specification text, exactly as submitted.
format:
type: string
enum:
- json
- yaml
description: Format of the raw specification text.
required:
- text
- format
Timestamp:
type: string
format: date-time
OpenAPISpecContent:
description: Content of the specification available through filesystem or public URL.
type: object
properties:
filesystem:
description: Filesystem containing all specifications.
type: object
urls:
description: URLs associated with the specification content.
type: object
properties:
source:
$ref: '#/components/schemas/URL'
public:
description: Publicly accessible URL for the specification. Available for public specs (proxy URL for stored specs, source URL for external specs). Null for private specs. Can be used for the "Try it" feature.
oneOf:
- type: 'null'
- $ref: '#/components/schemas/URL'
required:
- source
- public
required:
- filesystem
- urls
List:
type: object
properties:
next:
type: object
properties:
page:
type: string
description: Unique identifier to query the next results page
required:
- page
count:
type: number
description: Total count of objects in the list
EntityId:
type: string
pattern: ^[a-zA-Z0-9_-]+$
description: A unique entity identifier
URL:
type: string
format: uri
maxLength: 2048
OpenAPISpecVersion:
type: object
properties:
object:
description: The object type, which is always "openapi-spec-version"
type: string
enum:
- openapi-spec-version
id:
description: Unique identifier
type: string
createdAt:
description: Date of creation
$ref: '#/components/schemas/Timestamp'
url:
description: URL where the specification is accessible.
$ref: '#/components/schemas/URL'
urls:
type: object
description: URLs associated with the object
properties:
location:
description: URL of the OpenAPI specification version in the API
$ref: '#/components/schemas/URL'
required:
- location
required:
- object
- id
- url
- urls
parameters:
openapiSpecVersionId:
name: versionId
in: path
required: true
description: The unique ID of the OpenAPI specification version
schema:
type: string
listPage:
name: page
in: query
description: Identifier of the page results to fetch.
schema:
type: string
listLimit:
name: limit
in: query
description: The number of results per page
schema:
type: number
minimum: 0
maximum: 1000
openapiSpecSlug:
name: specSlug
in: path
required: true
description: Slug of the OpenAPI specification
schema:
type: string
organizationId:
name: organizationId
in: path
required: true
description: The unique id of the organization
schema:
$ref: '#/components/schemas/EntityId'
securitySchemes:
user:
type: http
scheme: bearer
user-internal:
type: http
scheme: bearer
user-staff:
type: http
scheme: bearer
integration:
type: http
scheme: bearer
integration-installation:
type: http
scheme: bearer
oauth:
type: oauth2
flows:
authorizationCode:
authorizationUrl: https://oauth.gitbook.com/authorize
tokenUrl: https://oauth.gitbook.com/token
scopes:
user:read: Read your GitBook user profile.
organization:read: Read the organizations you belong to, their settings and metadata, and their AI agent conversations.
organization:write: Create organizations, and update organization settings and AI agent conversations.
organization:members:read: Read organization members, teams, invites and link invites.
organization:members:write: Manage organization members, teams, invites and link invites.
organization:ask: Ask AI questions across an organization's content.
organization:search: Search across an organization's content.
space:read: Read spaces and their content, including pages, change requests and their reviews, comments, files and revision history.
space:write: Create, update and delete spaces and their content, including change requests (create, edit, review), comments, and content imports and exports. Merging a change request also requires change-request:merge.
space:permissions:read: Read the users and teams who have access to spaces and collections.
space:permissions:write: Manage who has access to spaces and collections, including inviting users and teams.
change-request:merge: Merge change requests, publishing their changes to the space. Creating, editing and reviewing change requests only requires space:write.
site:read: Read sites and their settings, including navigation structure, linked spaces, customization, redirects, topics, AI configuration and documentation issues.
site:write: Create, update and delete sites and their settings, including navigation structure (sections, linked spaces, external links), customization, redirects, topics and AI configuration.
site:publish: Publish and unpublish sites, controlling their public exposure.
site:permissions:read: Read the users and teams who have access to sites.
site:permissions:write: Manage who has access to sites, including inviting users and teams.
site:auth:read: Read how visitors authenticate on a site and its security configuration, including private share links.
site:auth:write: Manage how visitors authenticate on a site and its security configuration, including private share links.
site:insights:read: Read site analytics and insights, including the questions visitors asked Ask AI and the answers they received.
site:ask: Ask AI questions across a site's content.
site:search: Search across a site's content.
integration:read: Read integrations, their status and where they are installed.
integration:installations:read: Read integration installations and their configuration, which can include credentials for third-party services.
integration:installations:write: Install and configure integrations on an organization, its spaces and its sites.
integration:publish: Publish integrations, which can request their own permissions on your content, and route their events to a development tunnel.
integration:delete: Unpublish integrations, permanently deleting them and every installation of them.
openapi:read: Read OpenAPI specifications.
openapi:write: Create, update and delete OpenAPI specifications.
x-provenance:
method: harvested
publisher: GitBook
source: https://api.gitbook.com/openapi.json
note: split by refine-openapis from the provider's own published document, verified by fetch (openapi/_original/*.fetch.json);
stamped by stamp-openapi-provenance.py (roadmap#793)