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

# Mark a conversation as seen

> Clears the `isUpdated` flag on the specified conversation and asynchronously recomputes the parent contact's `isUpdated` based on whether any other conversation is still unseen. Emits the `contact_updated` socket event.



## OpenAPI

````yaml /api-reference/openapi.yaml post /api/contact/message-seen
openapi: 3.0.3
info:
  title: Tether Relay and Tether API
  version: 1.0.0
  description: >-
    Route-derived OpenAPI contract generated from tether-relay backend sources.
    Regenerate with scripts/sync-openapi-from-backend.mjs.
servers:
  - url: https://your-instance.example.com
    description: Production
  - url: http://localhost:2212
    description: Local API service
security: []
tags:
  - name: AI
  - name: Applications
  - name: Approval
  - name: Auth
  - name: Automations
  - name: Calls
  - name: Campaigns
  - name: Contact Analytics
  - name: Contact Metrics
  - name: Contact Notes
  - name: Contacts
  - name: Conversation Monitor
  - name: Conversations
  - name: Departments
  - name: Email
  - name: Escalation Dashboard
  - name: Event Logs
  - name: Google Sheets
  - name: Marketplace
  - name: Messages
  - name: Notification Sounds
  - name: Notifications
  - name: Org Snapshots
  - name: Organizations
  - name: Outreach
  - name: Outreach Metrics
  - name: Outreach Sources
  - name: Pipelines
  - name: Processes
  - name: Prompts
  - name: Reminders
  - name: Sms
  - name: Templates
  - name: Traces
  - name: Training
  - name: Upload
  - name: User Snapshots
  - name: Users
  - name: Vertical
  - name: Webchats
  - name: Webhook
paths:
  /api/contact/message-seen:
    post:
      tags:
        - Contacts
      summary: Mark a conversation as seen
      description: >-
        Clears the `isUpdated` flag on the specified conversation and
        asynchronously recomputes the parent contact's `isUpdated` based on
        whether any other conversation is still unseen. Emits the
        `contact_updated` socket event.
      operationId: post_contact_message_seen
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/MarkMessageSeenRequest'
      responses:
        '200':
          description: Conversation marked as seen
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MessageResponse'
        '404':
          description: Conversation not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyErrorResponse'
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LegacyErrorResponse'
      security:
        - bearerAuth: []
components:
  schemas:
    MarkMessageSeenRequest:
      type: object
      properties:
        conversationId:
          type: string
          description: >-
            Conversation `_id` to mark as seen; clears its `isUpdated` flag and
            recomputes the parent contact's unread state.
      required:
        - conversationId
      additionalProperties: false
      example:
        conversationId: 64f0a1b2c3d4e5f6a7b8c9e0
    MessageResponse:
      type: object
      properties:
        message:
          type: string
        data: {}
      additionalProperties: true
      example:
        message: Conversation deleted
    LegacyErrorResponse:
      type: object
      properties:
        error:
          type: string
        message:
          type: string
        data: {}
      additionalProperties: true
      example:
        error: Attachment not found
        message: Attachment not found
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````