> ## 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.

# The recommender catalog a surface step can use

> Returns the recommender catalog: every step `kind` a surface may use, its display name, and whether it needs a product anchor (`bucket: per_product`). Call it before building or editing a surface's `steps`. Static and read-only.



## OpenAPI

````yaml /api-reference/openapi/lite.json get /recommendations/recommenders
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:
  /recommendations/recommenders:
    get:
      summary: The recommender catalog a surface step can use
      description: >-
        Returns the recommender catalog: every step `kind` a surface may use,
        its display name, and whether it needs a product anchor (`bucket:
        per_product`). Call it before building or editing a surface's `steps`.
        Static and read-only.
      operationId: recsRecommenders
      parameters:
        - 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:
        '200':
          description: One entry per step kind, in catalog order.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/RecommenderSchema'
        '400':
          description: >-
            The query, path or body failed the schema; `detail` carries zod's
            messages.
          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.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
        '500':
          description: Internal error.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Detail'
components:
  schemas:
    RecommenderSchema:
      type: object
      properties:
        id:
          type: string
          description: The step `kind` to use it.
        display_name:
          type: string
        bucket:
          type: string
          enum:
            - any
            - per_product
          description: >-
            `per_product` recommenders are seeded by the anchor product and need
            a `product` surface.
      required:
        - id
        - display_name
        - bucket
    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.

````