openapi: 3.1.0
info:
  title: Jupyter Notebook Jupyter Kernel Gateway Authorization Terminals API
  description: 'REST API for the Jupyter Kernel Gateway, a web server that provides headless access to Jupyter kernels. The Kernel Gateway supports two modes: jupyter-websocket mode (default) which provides a Jupyter Notebook server-compatible API for kernel management, and notebook-http mode which maps notebook cells to HTTP endpoints. This spec covers the jupyter-websocket mode API.'
  version: 3.0.0
  license:
    name: BSD-3-Clause
    url: https://opensource.org/licenses/BSD-3-Clause
  contact:
    name: Jupyter Project
    url: https://jupyter-kernel-gateway.readthedocs.io
    email: jupyter@googlegroups.com
servers:
- url: http://localhost:8888/api
  description: Local Jupyter Kernel Gateway server
security:
- token: []
- tokenQuery: []
tags:
- name: Terminals
  description: Terminal session management on the server.
paths:
  /api/terminals:
    get:
      operationId: listTerminals
      summary: Jupyter Notebook List running terminals
      description: Get the list of currently running terminal sessions.
      tags:
      - Terminals
      responses:
        '200':
          description: List of terminal sessions.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Terminal'
    post:
      operationId: createTerminal
      summary: Jupyter Notebook Create a new terminal
      description: Start a new terminal session.
      tags:
      - Terminals
      requestBody:
        required: false
        content:
          application/json:
            schema:
              type: object
              properties:
                name:
                  type: string
                  description: Desired name for the terminal session.
      responses:
        '200':
          description: Terminal session created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Terminal'
  /api/terminals/{terminal_id}:
    get:
      operationId: getTerminal
      summary: Jupyter Notebook Get terminal information
      description: Get details about a specific terminal session.
      tags:
      - Terminals
      parameters:
      - name: terminal_id
        in: path
        required: true
        description: Identifier for the terminal session.
        schema:
          type: string
      responses:
        '200':
          description: Terminal session details.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Terminal'
        '404':
          description: Terminal not found.
    delete:
      operationId: deleteTerminal
      summary: Jupyter Notebook Shut down a terminal
      description: Shut down a terminal session by its ID.
      tags:
      - Terminals
      parameters:
      - name: terminal_id
        in: path
        required: true
        description: Identifier for the terminal session.
        schema:
          type: string
      responses:
        '204':
          description: Terminal shut down successfully.
        '404':
          description: Terminal not found.
components:
  schemas:
    Terminal:
      type: object
      description: A terminal session running on the server.
      properties:
        name:
          type: string
          description: Unique name identifier for the terminal session.
        last_activity:
          type: string
          format: date-time
          description: Timestamp of the last activity.
      required:
      - name
  securitySchemes:
    token:
      type: apiKey
      in: header
      name: Authorization
      description: Authentication token configured via KG_AUTH_TOKEN. Passed as 'token <token_value>' in the Authorization header.
    tokenQuery:
      type: apiKey
      in: query
      name: token
      description: Authentication token passed as a query parameter.