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

# List custom models

> List all custom ML models registered by the authenticated user's company. Visible to all authenticated company members.



## OpenAPI

````yaml /api-reference/openapi-v3-company.yaml get /api/v3/company/models
openapi: 3.1.0
info:
  title: LightOn API
  version: 3.15.0 (v3-company)
  description: >-
    LightOn gives you an API to search, parse, and ingest documents at scale.
    Build knowledge-retrieval pipelines without managing vector databases or OCR
    models.
servers:
  - url: https://paradigm.lighton.ai
security: []
tags:
  - name: Models
    description: Operations about AI models
  - name: Workspaces
    description: Operations about workspaces
  - name: Users
    description: Operations about users
  - name: User Groups
    description: Operations about user groups
  - name: Companies
    description: Operations about companies
paths:
  /api/v3/company/models:
    get:
      tags:
        - Models
      summary: List custom models
      description: >-
        List all custom ML models registered by the authenticated user's
        company. Visible to all authenticated company members.
      operationId: api_v3_company_models_list
      responses:
        '200':
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/CustomMLModelResponse'
              examples:
                CustomModel:
                  value:
                    - id: a08cff52-1a96-49f4-9f28-84a060b9264c
                      name: Gemma 4 (local LM Studio)
                      technical_name: custom-42-a08cff52-1a96-49f4-9f28-84a060b9264c
                      litellm_model: openai/google/gemma-4-e4b
                      model_type: Large Language Model
                      endpoint: http://host.docker.internal:1234/v1
                      enabled: true
                      is_default: false
                      temperature: 0.2
                      required_temperature: null
                      max_temperature: null
                  summary: Custom model
          description: ''
        '503':
          description: >-
            API is under maintenance. Check `GET /api/v3/system/status` for
            active periods and retry.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceMaintenance503'
      security:
        - bearerAuth: []
components:
  schemas:
    CustomMLModelResponse:
      type: object
      properties:
        id:
          type: string
          format: uuid
          description: Unique ID for this custom model.
        name:
          type: string
          description: Display name, unique within the company.
        technical_name:
          type: string
          description: LiteLLM identifier (custom-{uuid}).
        litellm_model:
          type: string
          description: LiteLLM model string, e.g. 'openai/gpt-4-turbo'.
        model_type:
          type: string
          description: Model type.
        endpoint:
          type:
            - string
            - 'null'
          description: Custom API base URL.
        enabled:
          type: boolean
          description: Whether the model is active.
        is_default:
          type: boolean
          description: Whether this is the company's default custom model.
        temperature:
          type:
            - number
            - 'null'
          format: double
          description: >-
            Sampling temperature sent for every request to this model. Null
            means no temperature is configured and the calling feature's own
            value is used.
        required_temperature:
          type:
            - number
            - 'null'
          format: double
          description: >-
            The only temperature this model accepts, when it accepts exactly
            one. Set for models that have removed sampling parameters; null for
            every other model.
        max_temperature:
          type:
            - number
            - 'null'
          format: double
          description: >-
            Highest temperature this model's provider accepts. Null for a model
            served from its own endpoint, where no provider bound applies.
      required:
        - enabled
        - id
        - is_default
        - litellm_model
        - model_type
        - name
        - technical_name
    ServiceMaintenance503:
      type: object
      description: >-
        Returned by the maintenance middleware when the requested endpoint is
        blocked.
      required:
        - detail
        - error
        - mode
      properties:
        detail:
          type: string
          example: System is under maintenance.
        error:
          type: string
          example: service_maintenance
        mode:
          type: string
          enum:
            - full_shutdown
            - warning_banner
          description: >-
            `full_shutdown` blocks all traffic; `warning_banner` also blocks and
            shows a dismissible toast.
        reason:
          type: string
          description: Operator-supplied maintenance reason, if any.
        started_at:
          type: string
          format: date-time
        endpoint_category_names:
          type: array
          items:
            type: string
          description: >-
            Non-empty only for category-scoped periods. Empty means all
            endpoints are affected.
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: >-
        Bearer authentication header of the form `Bearer <token>`, where
        `<token>` is your auth token.

````