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/instructure-lti-ims-authentication-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.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Canvas LMS LTI ExternalTool Lti::IMS::Authentication API
  description: Canvas LTI 1.3 API endpoints including Dynamic Registration, IMS Names and Roles, Line Items, Data Services, and Security endpoints.
  version: 1.0.0
  contact:
    name: Instructure Support
    url: https://developerdocs.instructure.com/
    email: support@instructure.com
  license:
    name: AGPL-3.0
    url: https://github.com/instructure/canvas-lms/blob/master/LICENSE
servers:
- url: https://{canvas_domain}
  description: Canvas institution domain
  variables:
    canvas_domain:
      default: canvas.instructure.com
      description: The institution-specific Canvas domain
tags:
- name: Lti::IMS::Authentication
paths:
  /api/lti/authorize_redirect:
    post:
      summary: authorize_redirect
      tags:
      - Lti::IMS::Authentication
      responses:
        '400':
          description: has a descriptive error message
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: string
                  message:
                    type: string
                required:
                - status
                - message
              example:
                status: bad_request
                message: Invalid lti_message_hint
        '302':
          description: adds authredir=1
          content:
            text/html:
              schema:
                type: string
              example: <html><body>You are being <a href="http://redirect.instructure.com/api/lti/authorize?client_id=142150&amp;login_hint=795eecefbd528f358ed095770c84f55f898835fa&amp;lti_message_hint=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJ2ZXJpZmllciI6IjYwNGM4YjgyZWYxNzU2ODNmNmFjNTk3MDg0MjE4MzIxNmNjYThjZGIzYTk2ODE5NGQ2YjY4MWYwNWNkNmZjNmJhYzU3NTdiMDEwZmQ0NmNkMWZkMDhiMDQ5MjM2NzdhMTI4ZjQzZWE4ODhhMzE1ZDEzZjViNjBjNjU0MGE0NzA4IiwiY2FudmFzX2RvbWFpbiI6InJlZGlyZWN0Lmluc3RydWN0dXJlLmNvbSIsImNvbnRleHRfaWQiOjgwNTAsImNvbnRleHRfdHlwZSI6IkFjY291bnQiLCJpbmNsdWRlX3N0b3JhZ2VfdGFyZ2V0Ijp0cnVlLCJleHAiOjE3MzQyNDEwMDJ9.gGrGKpiStWPviezA8u-RoOEgUEQImpDNEhp395hXe1I&amp;nonce=9755a712-da0f-49b5-bb8a-e2c9734d5809&amp;prompt=none&amp;redirect_uri=https%3A%2F%2Fredirect.tool.com%3Ffoo%3Dbar&amp;response_mode=form_post&amp;response_type=id_token&amp;scope=openid&amp;state=260c4430-5641-4a2f-b1be-75e0ca6c1ff9&amp;authredir=1">redirected</a>.</body></html>
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              properties:
                client_id:
                  type: string
                login_hint:
                  type: string
                lti_message_hint:
                  type: string
                nonce:
                  type: string
                prompt:
                  type: string
                redirect_uri:
                  type: string
                response_mode:
                  type: string
                response_type:
                  type: string
                scope:
                  type: string
                state:
                  type: string
              required:
              - client_id
              - login_hint
              - lti_message_hint
              - nonce
              - prompt
              - redirect_uri
              - response_mode
              - response_type
              - scope
              - state
            example:
              client_id: '142150'
              login_hint: 795eecefbd528f358ed095770c84f55f898835fa
              lti_message_hint: eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJ2ZXJpZmllciI6IjYwNGM4YjgyZWYxNzU2ODNmNmFjNTk3MDg0MjE4MzIxNmNjYThjZGIzYTk2ODE5NGQ2YjY4MWYwNWNkNmZjNmJhYzU3NTdiMDEwZmQ0NmNkMWZkMDhiMDQ5MjM2NzdhMTI4ZjQzZWE4ODhhMzE1ZDEzZjViNjBjNjU0MGE0NzA4IiwiY2FudmFzX2RvbWFpbiI6InJlZGlyZWN0Lmluc3RydWN0dXJlLmNvbSIsImNvbnRleHRfaWQiOjgwNTAsImNvbnRleHRfdHlwZSI6IkFjY291bnQiLCJpbmNsdWRlX3N0b3JhZ2VfdGFyZ2V0Ijp0cnVlLCJleHAiOjE3MzQyNDEwMDJ9.gGrGKpiStWPviezA8u-RoOEgUEQImpDNEhp395hXe1I
              nonce: 9755a712-da0f-49b5-bb8a-e2c9734d5809
              prompt: none
              redirect_uri: https://redirect.tool.com?foo=bar
              response_mode: form_post
              response_type: id_token
              scope: openid
              state: 260c4430-5641-4a2f-b1be-75e0ca6c1ff9
components:
  securitySchemes:
    oauth2:
      type: oauth2
      description: OAuth 2.0 authentication
      flows:
        authorizationCode:
          authorizationUrl: https://{canvas_domain}/login/oauth2/auth
          tokenUrl: https://{canvas_domain}/login/oauth2/token
          scopes: {}
    bearerAuth:
      type: http
      scheme: bearer
      description: Bearer token (access token)