> ## Documentation Index
> Fetch the complete documentation index at: https://api-documentation.kare-app.fr/llms.txt
> Use this file to discover all available pages before exploring further.

# Open a mail thread with a provider contact



## OpenAPI

````yaml /api/rs/openapi.json post /rs/conversations/v1/
openapi: 3.0.3
info:
  title: KARE API
  description: Backend API for the KARE platform
  version: dev
servers:
  - url: http://localhost:3000
    description: Local dev
security: []
tags:
  - name: better-auth
    description: >-
      Better Auth's own endpoints (sign-in, session, MFA, password) - generated
      from the audience's live config via `generateOpenAPISchema()`, not
      hand-written.
paths:
  /rs/conversations/v1/:
    post:
      tags:
        - conversations
      summary: Open a mail thread with a provider contact
      operationId: createConversationRSV1
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                kind:
                  type: string
                  enum:
                    - intervention
                    - inbound
                contactId:
                  type: string
                  format: uuid
                  pattern: >-
                    ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$
                interventionId:
                  type: string
                  format: uuid
                  pattern: >-
                    ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$
                subject:
                  type: string
                  minLength: 1
                  maxLength: 300
                body:
                  type: string
                  minLength: 1
                  maxLength: 10000
              required:
                - kind
                - contactId
                - subject
                - body
      responses:
        '201':
          description: Default Response
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                    format: uuid
                    pattern: >-
                      ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$
                required:
                  - id
                additionalProperties: false
        '400':
          description: Default Response
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                  requestId:
                    type: string
                  details: {}
                required:
                  - error
                  - message
                  - requestId
                additionalProperties: false
        '404':
          description: Default Response
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                  requestId:
                    type: string
                  details: {}
                required:
                  - error
                  - message
                  - requestId
                additionalProperties: false
        '500':
          description: Default Response
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                  requestId:
                    type: string
                  details: {}
                required:
                  - error
                  - message
                  - requestId
                additionalProperties: false

````