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

# Get a form submission

> Retrieves a single submission by its ID (cor_ prefix), including all answers in `data`.



## OpenAPI

````yaml /openapi.v2.json get /forms/{id}/submissions/{submissionId}
openapi: 3.1.1
info:
  title: Heffl API v2 (Beta)
  version: 2.0.0
  description: >-
    Heffl REST API v2 (beta) — resource-oriented endpoints with consistent
    response envelopes. Endpoints, schemas, and behavior may change until GA.
    See Agent workflows and ID prefixes guides for automation.
  contact:
    name: Heffl Support
    url: https://heffl.com/support
    email: support@heffl.com
servers:
  - url: https://api.heffl.com/api/v2
    description: Production API Server
security:
  - ApiKeyAuth: []
paths:
  /forms/{id}/submissions/{submissionId}:
    get:
      tags:
        - Objects
      summary: Get a form submission
      description: >-
        Retrieves a single submission by its ID (cor_ prefix), including all
        answers in `data`.
      operationId: objects.forms.readSubmission
      parameters:
        - name: id
          in: path
          required: true
          schema:
            type: string
          description: Form ID (frm_ prefix)
        - name: submissionId
          in: path
          required: true
          schema:
            type: string
          description: Submission ID (cor_ prefix)
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FormSubmission'
        '400':
          description: Validation error or bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/V2ApiError'
        '401':
          description: Missing or invalid API key
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/V2ApiError'
        '403':
          description: Insufficient permission
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/V2ApiError'
        '404':
          description: Resource not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/V2ApiError'
        '429':
          description: Rate limit exceeded
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/V2ApiError'
components:
  schemas:
    FormSubmission:
      type: object
      properties:
        id:
          type: string
          description: Submission ID (cor_ prefix)
        number:
          type:
            - string
            - 'null'
          description: Auto-generated submission number
        data:
          type: object
          additionalProperties: true
          description: >-
            Answers keyed by field key (cf_*). Values match each field's data
            type.
        createdAt:
          type: string
          format: date-time
          description: When the submission was received
        updatedAt:
          type:
            - string
            - 'null'
          format: date-time
          description: When the submission was last updated
      required:
        - id
        - number
        - data
        - createdAt
        - updatedAt
    V2ApiError:
      type: object
      required:
        - error
      properties:
        error:
          type: object
          required:
            - code
            - message
          properties:
            code:
              type: string
            message:
              type: string
            details:
              type: object
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key
      description: >-
        API key for authentication. Get yours at
        app.heffl.com/settings/developers

````