OSF

OSF Base API

This is the "home page" of the API you can get important autentication information for the user making the request and get links to other resources.

Operations 1

GET / Root #

Specifications

Work with this as data

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/osf:osf-base-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

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 Specification

osf-base-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: OSF APIv2 Documentation Base API
  description: This is the official documentation for the OSF (Open Science Framework) API v2.
  version: '2.0'
  termsOfService: https://osf.io/terms_of_use/
  contact:
    name: OSF Support Team
    email: support@osf.io
    url: https://help.osf.io/
  license:
    name: Apache 2.0
    url: http://www.apache.org/licenses/LICENSE-2.0.html
  x-logo:
    url: https://cdn.cos.io/media/images/cos_center_logo_small.original.png
    backgroundColor: transparent
servers:
- url: https://api.test.osf.io/v2
tags:
- name: Base
  description: This is the "home page" of the API you can get important autentication information for the user making the request and get links to other resources.
paths:
  /:
    get:
      summary: Root
      description: '#### Returns

        A JSON object with `meta` and `links` keys.


        The `meta` key contains information such as a welcome message from the API, the specified version of the request, and the full representation of the current user, if authentication credentials were provided in the request.


        The `links` key contains links to the following entity collections: addons, collections, institutions, licenses, registration schemas, nodes, registrations, users'
      responses:
        '200':
          description: OK
      tags:
      - Base
      operationId: base_read
x-tagGroups:
- name: Welcome
  tags:
  - Introduction
  - General Usage
  - Authentication
  - Pagination
  - Versioning
  - Filtering
  - Sparse Fieldsets
  - Embedding
  - Request Formatting
  - Errors & Error Codes
  - Entities & Entity Collections
- name: API Reference
  tags:
  - Actions
  - Addons
  - Applications
  - Base
  - CEDAR Metadata
  - Citations
  - Comments
  - Collections
  - Collection Submissions
  - Collection Submissions Actions
  - Collection Providers
  - Custom Metadata
  - Files
  - Licenses
  - Logs
  - Institutions
  - Identifiers
  - Registration Schemas
  - Registration Schema Blocks
  - Schema Responses
  - Schema Response Actions
  - Nodes
  - Notification Subscriptions
  - Preprints
  - Preprint Providers
  - Draft Registrations
  - Registrations
  - Registration Providers
  - Regions
  - OAuth Scopes
  - Taxonomies
  - Tokens
  - Users
  - View Only Links
  - Wikis
  - Subjects
  - GUIDs
  - Requests
  - Resources