Scalekit Authentication API

openapi: 3.2.0
info:
  title: Scalekit Admin Portal Authentication API
  description: Scalekit is the authentication platform for B2B SaaS and AI agents. The REST API provides programmatic access to enterprise Single Sign-On (SAML / OIDC connections), SCIM directory provisioning, organizations, users and memberships, organization roles, machine-to-machine (M2M) authentication, and agent / MCP connected accounts and tool execution. The API base URL is per-environment; access tokens are obtained via the OAuth 2.0 client credentials grant and passed as Bearer tokens.
  termsOfService: https://www.scalekit.com/legal/terms-of-service
  contact:
    name: Scalekit Support
    url: https://www.scalekit.com
    email: support@scalekit.com
  version: '1.0'
servers:
- url: https://{environment}.scalekit.com
  description: Production environment (per-tenant subdomain)
  variables:
    environment:
      default: your-subdomain
      description: Your Scalekit environment subdomain.
- url: https://{environment}.scalekit.dev
  description: Development environment (per-tenant subdomain)
  variables:
    environment:
      default: your-subdomain
      description: Your Scalekit development environment subdomain.
security:
- bearerAuth: []
tags:
- name: Authentication
  description: OAuth 2.0 client credentials token issuance.
paths:
  /oauth/token:
    post:
      operationId: createToken
      tags:
      - Authentication
      summary: Issue an access token (client credentials)
      description: Exchange a client_id and client_secret for a short-lived Bearer access token using the OAuth 2.0 client credentials grant. The returned token authorizes all subsequent management API calls.
      security: []
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/TokenRequest'
      responses:
        '200':
          description: Access token issued.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TokenResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  responses:
    Unauthorized:
      description: Authentication failed or access token missing/expired.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    Error:
      type: object
      properties:
        code:
          type: string
        message:
          type: string
        details:
          type: array
          items:
            type: object
    TokenRequest:
      type: object
      required:
      - grant_type
      - client_id
      - client_secret
      properties:
        grant_type:
          type: string
          enum:
          - client_credentials
        client_id:
          type: string
        client_secret:
          type: string
    TokenResponse:
      type: object
      properties:
        access_token:
          type: string
        token_type:
          type: string
          example: Bearer
        expires_in:
          type: integer
          description: Lifetime in seconds.
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: OAuth 2.0 client-credentials access token passed as a Bearer token.
    oauth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: https://{environment}.scalekit.com/oauth/token
          scopes: {}