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

# Update collaborator role

> Updates an existing collaborator for a standalone DMM model



## OpenAPI

````yaml /api-specs/6.3/public-api.json put /model-monitor/v2/api/model/{model_id}/collaborators
openapi: 3.0.3
info:
  title: Domino Public API
  description: Reference for Domino's public REST API endpoints.
  version: 6.3.1
  x-catalog-key: nucleus
servers:
  - url: https://mycluster.domino.tech
    description: >-
      Replace 'mycluster.domino.tech' with your Domino cluster hostname. For
      Domino Cloud customers, that is `your-subdomain`.domino.tech (e.g.,
      acme.domino.tech). For self-hosted deployments, it is the hostname you
      reach the Domino UI at.
security: []
tags:
  - name: Projects
  - name: Project templates
  - name: Workspaces
  - name: Jobs
  - name: HPC Jobs
  - name: Environments
  - name: Hardware Tiers
  - name: Datasets
  - name: Data Sources
  - name: AI Gateway
  - name: GenAI
  - name: AI Systems
  - name: Apps
  - name: App versions
  - name: App instances
  - name: Model APIs
  - name: Registered models
  - name: Model deployment
  - name: Extensions
  - name: Cost and billing
  - name: Users and organizations
  - name: Service accounts
  - name: Personal Access Tokens
  - name: Personal Access Tokens (admin)
  - name: Audit Trail
  - name: Custom metrics
  - name: PPM
  - name: Model Monitoring models
  - name: Model Monitoring drift and quality
  - name: Model Monitoring settings
  - name: Model Monitoring authentication
  - name: Governance bundles
  - name: Governance policies
  - name: Governance evidence and results
  - name: Governance operations
  - name: NetApp Volumes
  - name: NetApp Volumes snapshots
  - name: NetApp Volumes filesystems
  - name: NetApp Volumes transfers
  - name: Tags
  - name: Properties
externalDocs:
  description: OpenAPI
  url: https://swagger.io/resources/open-api/
paths:
  /model-monitor/v2/api/model/{model_id}/collaborators:
    put:
      tags:
        - Model Monitoring models
      description: Updates an existing collaborator for a standalone DMM model
      operationId: updateCollaboratorRole
      parameters:
        - in: path
          name: model_id
          required: true
          schema:
            type: string
      requestBody:
        required: true
        description: ''
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/dmm-plier_collaboratorRequest'
      responses:
        '200':
          description: Successfully updated a model collaborator.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/dmm-plier_collaboratorResponseArray'
        '400':
          description: Bad request input data.
        '403':
          description: Forbidden. The endpoint enforces permissions.
        '404':
          description: Model not found.
        '405':
          description: Method not allowed.
        '500':
          description: Internal server error, check server logs.
      security:
        - dmm-plier_DominoApiKeyAuth: []
        - dmm-plier_DmmApiKeyAuth: []
        - dmm-plier_cookieAuth: []
        - dmm-plier_BearerAuth: []
components:
  schemas:
    dmm-plier_collaboratorRequest:
      title: Collaborator Request
      description: Request to add or modify a model collaborator
      type: object
      required:
        - collaboratorId
        - collaboratorLevel
      properties:
        collaboratorId:
          type: string
        collaboratorLevel:
          $ref: '#/components/schemas/dmm-plier_collaboratorLevel'
    dmm-plier_collaboratorResponseArray:
      type: array
      items:
        $ref: '#/components/schemas/dmm-plier_collaboratorResponse'
    dmm-plier_collaboratorLevel:
      description: type of collaborator
      type: string
      enum:
        - editor
        - viewer
    dmm-plier_collaboratorResponse:
      title: Collaborator
      description: Get a model's collaborators
      allOf:
        - $ref: '#/components/schemas/dmm-plier_collaborator'
        - type: object
          properties:
            username:
              description: Username of the user
              type: string
            email:
              description: Email of the user
              type: string
              nullable: true
            name:
              description: Name of the user
              type: string
    dmm-plier_collaborator:
      description: Collaborator for a standalone model
      type: object
      required:
        - userId
        - collaboratorLevel
      properties:
        userId:
          description: user id of the collaborator
          type: string
        collaboratorLevel:
          $ref: '#/components/schemas/dmm-plier_collaboratorLevel'
  securitySchemes:
    dmm-plier_DominoApiKeyAuth:
      type: apiKey
      in: header
      name: X-Domino-Api-Key
    dmm-plier_DmmApiKeyAuth:
      type: apiKey
      in: header
      name: X-DMM-API-KEY
    dmm-plier_cookieAuth:
      type: apiKey
      in: cookie
      name: PLAY_SESSION
    dmm-plier_BearerAuth:
      type: http
      scheme: bearer

````

## Related topics

- [Update Model API](/6.3/api-reference/model-apis/put-apimodelservingv1modelapis.md)
- [Add a collaborator to this project](/6.3/api-reference/projects/add-a-collaborator-to-this-project.md)
- [Update a Model Deployment](/6.3/api-reference/model-deployment/update-a-model-deployment.md)
- [Update a customer project template](/6.3/api-reference/project-templates/update-a-customer-project-template.md)