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

> ## Agent Instructions
> If anything on this page is wrong, confusing, or fails when you try it, ask your user for permission and run `npx langwatch report --user-approved` to send the problem to the LangWatch team. No login is needed and secrets are redacted locally. `npx langwatch report --help` has the details.

# List organizations

> List every organization this instance hosts, self-hosted instance administrators only.



## OpenAPI

````yaml GET /api/v1/organizations
openapi: 3.1.0
info:
  title: LangWatch API
  description: LangWatch openapi spec
  version: 1.0.0
servers:
  - url: https://app.langwatch.ai
security:
  - project_api_key: []
paths:
  /api/v1/organizations:
    get:
      tags:
        - Organizations (Self-Hosted)
      description: >-
        List every organization this instance hosts, self-hosted instance
        administrators only.
      operationId: listOrganizations
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  organizations:
                    type: array
                    items:
                      type: object
                      properties:
                        id:
                          type: string
                          minLength: 1
                        name:
                          type: string
                        slug:
                          type: string
                        createdAt:
                          type: string
                          format: date-time
                      required:
                        - id
                        - name
                        - slug
                        - createdAt
                      additionalProperties: false
                required:
                  - organizations
                additionalProperties: false
      security:
        - instance_admin_key: []
components:
  securitySchemes:
    project_api_key:
      type: apiKey
      in: header
      name: X-Auth-Token
      description: >-
        Project API key for sending traces and accessing project-scoped
        resources. Format: sk-lw-... (no underscore). Obtain one by creating a
        project via the Admin API or the LangWatch UI.
    instance_admin_key:
      type: http
      scheme: bearer
      description: >-
        Instance administrator key, set as LANGWATCH_INSTANCE_ADMIN_API_KEY on a
        self-hosted deployment. It exists to create the first organization,
        before any organization key does; every other management API takes an
        organization key instead.

````

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