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

# Delete an ended collection version A/B test

> Deletes a test that is no longer running, with its Shopify metaobjects. A running test must be ended first (409). No content (204).



## OpenAPI

````yaml /api-reference/openapi/lite.json delete /collections/{collection_id}/ab-tests/{test_id}
openapi: 3.1.0
info:
  title: Search & Merchandising API
  version: 1.0.0
  description: >-
    REST API behind Depict: Search & Merchandising, the native Shopify app:
    onboarding, collections, boost & bury, dashboards, A/B testing and
    multi-store management. Endpoints are served under the /api/lite prefix and
    are authenticated with the Shopify session token that App Bridge issues to
    the embedded app.
servers:
  - url: /api/lite
security:
  - ShopifySessionToken: []
paths:
  /collections/{collection_id}/ab-tests/{test_id}:
    delete:
      summary: Delete an ended collection version A/B test
      description: >-
        Deletes a test that is no longer running, with its Shopify metaobjects.
        A running test must be ended first (409). No content (204).
      operationId: collectionAbTestDelete
      parameters:
        - schema:
            type: string
            description: Numeric Shopify collection id.
          required: true
          description: Numeric Shopify collection id.
          name: collection_id
          in: path
        - schema:
            type: string
            description: The test's id.
          required: true
          description: The test's id.
          name: test_id
          in: path
        - schema:
            type: string
            description: Lite merchant id, e.g. `shopify-<shop id>`.
          required: true
          description: Lite merchant id, e.g. `shopify-<shop id>`.
          name: merchant_id
          in: query
      responses:
        '204':
          description: Deleted.
        '400':
          description: The merchant has no Shopify configuration.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
        '401':
          description: Not authenticated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
        '403':
          description: Authenticated, but this identity may not call the API.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
        '404':
          description: >-
            Merchant not found for this caller, or no such test on the
            collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
        '409':
          description: >-
            The test's status does not allow this action (e.g. deleting a
            running test).
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
        '500':
          description: Internal error.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
components:
  schemas:
    Detail:
      type: object
      properties:
        detail:
          type: string
      required:
        - detail
      description: 'Every 4xx/5xx body: `{detail}`.'
  securitySchemes:
    ShopifySessionToken:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: >-
        Shopify App Bridge session token of the embedded Depict: Search &
        Merchandising app. The shop in the token determines the merchant;
        merchant_id parameters must belong to that shop.

````