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

# Messages

> Evaluate opt-out request



## OpenAPI

````yaml POST /v1/optoutai/messages
openapi: 3.0.1
info:
  title: Certificate API
  description: API for creating vault certificates and validating company consent
  license:
    name: MIT
  version: 1.0.0
servers:
  - url: https://cert.formcertify.com
security:
  - apiKeyAuth: []
paths:
  /v1/optoutai/messages:
    post:
      description: Evaluate opt-out request
      requestBody:
        description: Opt-out message
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/OptOutRequest'
        required: true
      responses:
        '200':
          description: Opt-out processed successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OptOutResponse'
        '400':
          description: Invalid request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      servers:
        - url: https://api.formcertify.com
components:
  schemas:
    OptOutRequest:
      type: object
      required:
        - message
      properties:
        message:
          type: string
          description: Opt-out message
        identifier:
          type: string
          description: System identifier for reference (e.g. twilio_sid, message_id)
    OptOutResponse:
      type: object
      properties:
        optout_detected:
          type: boolean
          description: Whether an opt-out was detected
    Error:
      required:
        - error
        - message
      type: object
      properties:
        error:
          type: integer
          format: int32
        message:
          type: string
  securitySchemes:
    apiKeyAuth:
      type: apiKey
      in: header
      name: API-KEY

````