Contentstack

contentstack Entry Variants API

Entry variants are customized versions of an entry created for personalization or A/B testing purposes.

GitHub OpenAPI

Operations 2

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

GET /content_types/{content_type_uid}/entries/{entry_uid}/variants List personalization variants of an entry · Get all entry variants #
Ask an LLM
“What personalized variants exist for one of my entries?”
“How do I see the customized field values of every variant of an entry?”
Tell an agent
List the variants of entry {entry} in content type {content_type}.
Show all personalization variants for {content_type} entry {entry}.
GET /content_types/{content_type_uid}/entries/{entry_uid}/variants/{variant_uid} Get one variant of an entry · Get a single entry variant #
Ask an LLM
“How do I fetch a specific variant of an entry by variant UID?”
“What field values does a particular entry variant override?”
Tell an agent
Get variant {variant} of entry {entry} in {content_type}.
Show the customized fields of variant {variant} for {content_type} entry {entry}.

Documentation

📖
Documentation
https://www.contentstack.com/docs/developers/apis/content-delivery-api

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/contentstack/refs/heads/main/openapi/contentstack-entry-variants-api-openapi.yml

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OpenAPI Specification

contentstack-entry-variants-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Contentstack Content Delivery Entry Variants API
  description: The Contentstack Content Delivery API (CDA) allows developers to retrieve published content from their Contentstack stacks and deliver it to web or mobile applications.
  version: v3
  contact:
    name: Contentstack Support
    url: https://www.contentstack.com/contact
  termsOfService: https://www.contentstack.com/legal/terms-of-service
servers:
- url: https://cdn.contentstack.io/v3
  description: AWS North America Production Server
- url: https://eu-cdn.contentstack.com/v3
  description: AWS Europe Production Server
- url: https://au-cdn.contentstack.com/v3
  description: AWS Australia Production Server
security:
- apiKey: []
  deliveryToken: []
tags:
- name: Entry Variants
  description: Entry variants are customized versions of an entry created for personalization or A/B testing purposes.
paths:
  /content_types/{content_type_uid}/entries/{entry_uid}/variants:
    get:
      operationId: getAllEntryVariants
      summary: Get all entry variants
      description: Retrieves all personalization variants of a specific entry, including their variant UIDs and customized field values.
      tags:
      - Entry Variants
      parameters:
      - $ref: '#/components/parameters/ApiKey'
      - $ref: '#/components/parameters/AccessToken'
      - $ref: '#/components/parameters/ContentTypeUid'
      - $ref: '#/components/parameters/EntryUid'
      responses:
        '200':
          description: A list of variants for the specified entry.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EntryVariantList'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /content_types/{content_type_uid}/entries/{entry_uid}/variants/{variant_uid}:
    get:
      operationId: getSingleEntryVariant
      summary: Get a single entry variant
      description: Retrieves a specific variant of an entry identified by the variant UID. Returns the customized field values for that variant.
      tags:
      - Entry Variants
      parameters:
      - $ref: '#/components/parameters/ApiKey'
      - $ref: '#/components/parameters/AccessToken'
      - $ref: '#/components/parameters/ContentTypeUid'
      - $ref: '#/components/parameters/EntryUid'
      - $ref: '#/components/parameters/VariantUid'
      responses:
        '200':
          description: The requested entry variant object.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EntryVariant'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  parameters:
    EntryUid:
      name: entry_uid
      in: path
      required: true
      description: The unique identifier (UID) of the entry.
      schema:
        type: string
    ContentTypeUid:
      name: content_type_uid
      in: path
      required: true
      description: The unique identifier (UID) of the content type.
      schema:
        type: string
    VariantUid:
      name: variant_uid
      in: path
      required: true
      description: The unique identifier (UID) of the entry variant.
      schema:
        type: string
    ApiKey:
      name: api_key
      in: header
      required: true
      description: The API key for the Contentstack stack.
      schema:
        type: string
    AccessToken:
      name: access_token
      in: header
      required: true
      description: The delivery token for the stack environment.
      schema:
        type: string
  schemas:
    EntryVariantList:
      type: object
      description: A list of personalization variants for an entry.
      properties:
        entries:
          type: array
          description: Array of entry variant objects.
          items:
            $ref: '#/components/schemas/EntryVariant'
    Error:
      type: object
      description: Standard error response returned by the API.
      properties:
        error_message:
          type: string
          description: Human-readable description of the error.
        error_code:
          type: integer
          description: Numeric code identifying the error type.
        errors:
          type: object
          description: Field-level validation errors when applicable.
    EntryVariant:
      type: object
      description: A personalization variant of a content entry.
      properties:
        uid:
          type: string
          description: Unique identifier of the entry variant.
        variant_uid:
          type: string
          description: The variant identifier linking this entry to a personalization variant.
        locale:
          type: string
          description: The locale code of the entry variant.
  responses:
    NotFound:
      description: The requested resource was not found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Authentication credentials are missing or invalid.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: api_key
      description: The API key for the Contentstack stack.
    deliveryToken:
      type: apiKey
      in: header
      name: access_token
      description: The delivery token granting read access to the stack environment.
externalDocs:
  description: Contentstack Content Delivery API Documentation
  url: https://www.contentstack.com/docs/developers/apis/content-delivery-api