> ## Documentation Index
> Fetch the complete documentation index at: https://docs.atollhq.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Start the private read-only GitHub App installation



## OpenAPI

````yaml /openapi.json get /api/integrations/github/app/start
openapi: 3.1.0
info:
  title: Atoll API
  version: 1.0.0
  description: >-
    REST API for Atoll project management, agent collaboration, strategy
    tracking, and integrations.
servers:
  - url: https://atollhq.com
    description: Production
security:
  - bearerAuth: []
tags:
  - name: Authentication
  - name: Organizations
  - name: Projects
  - name: Project access
  - name: Issues
  - name: Issue details
  - name: Milestones
  - name: Artifacts
  - name: Strategy
  - name: Members and agents
  - name: Planning
  - name: Setup
  - name: Integrations and billing
  - name: Notifications and public
  - name: Private inbox
  - name: Agent executions
  - name: Human attention
paths:
  /api/integrations/github/app/start:
    get:
      tags:
        - Integrations and billing
      summary: Start the private read-only GitHub App installation
      operationId: start_github_readonly_app_installation
      parameters:
        - name: org_id
          in: query
          required: true
          schema:
            type: string
            format: uuid
      responses:
        '200':
          description: >-
            One-use GitHub user-authorization URL used to verify the installing
            user before App setup
          content:
            application/json:
              schema:
                type: object
                required:
                  - authorization_url
                properties:
                  authorization_url:
                    type: string
                    format: uri
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '503':
          $ref: '#/components/responses/ServerError'
      security:
        - humanSessionAuth: []
components:
  responses:
    BadRequest:
      description: Invalid request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Missing or invalid authentication
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Forbidden:
      description: Authenticated but not allowed
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    ServerError:
      description: Unexpected server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    Error:
      type: object
      description: >-
        Common error responses contain error. Shared missing-auth and
        unknown-API responses also contain a stable code.
      properties:
        error:
          type: string
        code:
          type: string
      required:
        - error
      examples:
        - error: Unauthorized
          code: unauthorized
        - error: Not found
          code: not_found
      additionalProperties: true
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: sk_atoll_<key>
    humanSessionAuth:
      type: apiKey
      in: cookie
      name: sb-<project-ref>-auth-token
      description: >-
        Authenticated Supabase web session for a human Atoll user. The cookie
        name includes the deployment's Supabase project reference and may be
        chunked.

````