Marketo Emails (New) API

API endpoints for managing emails created with the new Email Designer in Marketo Engage.

Operations 11

POST /rest/asset/v2/email Create Email #
POST /rest/asset/v2/email/clone Clone Email #
GET /rest/asset/v2/email/filter List Emails #
POST /rest/asset/v2/email/state/transition Update Email Status #
POST /rest/asset/v2/email/usedby Get Email Used By #
GET /rest/asset/v2/email/{id} Get Email by Id #
POST /rest/asset/v2/email/{id}/delete Delete Email #
POST /rest/asset/v2/email/{id}/update Update Email #
POST /rest/asset/v2/email/bulk/get Bulk Get Emails #
POST /rest/asset/v2/email/bulk/delete Bulk Delete Emails #
POST /rest/asset/v2/email/bulk/usedby Bulk Get Emails Used By #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/marketo-emails-new-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

marketo-emails-new-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  description: Marketo Engage Rest API
  version: '1.0'
  title: Marketo Engage Rest Emails (New) API
  termsOfService: https://www.adobe.com/legal.html
  contact:
    name: Adobe Developer Relations
    url: https://experienceleague.adobe.com/en/docs/marketo-developer/marketo/home
    email: ''
  license:
    name: API License Agreement
    url: https://experienceleague.adobe.com/en/docs/marketo-developer/marketo/api-license
servers:
- url: https://localhost:8080/
tags:
- name: Emails (New)
  description: API endpoints for managing emails created with the new Email Designer in Marketo Engage.
paths:
  /rest/asset/v2/email:
    post:
      tags:
      - Emails (New)
      summary: Create Email
      description: 'Creates a new email asset. Required Permissions: Read-Write Assets, Access Design Studio, Edit Email.'
      operationId: createContentUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailNewResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateEmailV2Request'
        description: createEmailRequest
        required: true
  /rest/asset/v2/email/clone:
    post:
      tags:
      - Emails (New)
      summary: Clone Email
      description: 'Clones an existing email asset. Required Permissions: Read-Write Assets, Access Design Studio, Edit Email.'
      operationId: cloneContentUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailNewResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CloneAssetRequest'
        description: cloneAssetRequest
        required: true
  /rest/asset/v2/email/filter:
    get:
      tags:
      - Emails (New)
      summary: List Emails
      description: 'Filters and lists email assets by the given criteria. Required Permissions: Read-Only Assets, Access Design Studio, Access Email.


        Note: The totalItems value in the response includes A/B test variants in its count; however, the A/B test variant emails themselves are not returned in the result.'
      operationId: filterContentUsingGET_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      - name: workspaceId
        in: query
        required: true
        schema:
          type: string
      - name: folderId
        in: query
        required: false
        schema:
          type: string
      - name: folderType
        in: query
        required: false
        schema:
          type: string
          enum:
          - Folder
          - Program
      - name: status
        in: query
        required: false
        style: form
        explode: true
        schema:
          type: array
          items:
            type: string
      - name: pageIndex
        in: query
        required: false
        schema:
          type: integer
          format: int32
      - name: pageSize
        in: query
        description: Maximum value is 50.
        required: false
        schema:
          type: integer
          format: int32
      - name: createdAtEnd
        in: query
        required: false
        schema:
          type: string
      - name: createdAtStart
        in: query
        required: false
        schema:
          type: string
      - name: modifiedAtStart
        in: query
        required: false
        schema:
          type: string
      - name: modifiedAtEnd
        in: query
        required: false
        schema:
          type: string
      - name: name
        in: query
        required: false
        schema:
          type: string
      - name: sortKey
        in: query
        required: false
        schema:
          type: string
      - name: sortOrder
        in: query
        required: false
        schema:
          type: string
          enum:
          - ASC
          - DESC
      - name: isCreatedByMe
        in: query
        required: false
        schema:
          type: boolean
      - name: isModifiedByMe
        in: query
        required: false
        schema:
          type: boolean
      - name: templateId
        in: query
        required: false
        schema:
          type: string
      - name: scriptEngine
        in: query
        required: false
        schema:
          type: string
      - name: isValueNonNullable
        in: query
        required: false
        schema:
          type: string
      - name: includeArchived
        in: query
        required: false
        schema:
          type: boolean
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailFilterResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /rest/asset/v2/email/state/transition:
    post:
      tags:
      - Emails (New)
      summary: Update Email Status
      description: 'Performs a state transition on an email. Required Permissions: Read-Write Assets, Access Design Studio, Approve Email.'
      operationId: stateTransitionUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailNewResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/StateTransitionRequest'
        description: stateTransitionRequest
        required: true
  /rest/asset/v2/email/usedby:
    post:
      tags:
      - Emails (New)
      summary: Get Email Used By
      description: 'Returns a list of assets that reference the specified email. Required Permissions: Read-Only Assets, Access Design Studio.'
      operationId: getContentUsedByUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UsedByResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UsedByRequestDto'
        description: usedByRequest
        required: true
  /rest/asset/v2/email/{id}:
    get:
      tags:
      - Emails (New)
      summary: Get Email by Id
      description: 'Retrieves an email asset by its ID. Required Permissions: Read-Only Assets, Access Design Studio, Access Email.'
      operationId: getContentUsingGET_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      - name: id
        in: path
        description: id
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailNewResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /rest/asset/v2/email/{id}/delete:
    post:
      tags:
      - Emails (New)
      summary: Delete Email
      description: 'Deletes an email asset by its ID. Required Permissions: Read-Write Assets, Access Design Studio, Delete Email.'
      operationId: deleteContentUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      - name: id
        in: path
        description: id
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DeleteResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /rest/asset/v2/email/{id}/update:
    post:
      tags:
      - Emails (New)
      summary: Update Email
      description: 'Updates an existing email asset. Required Permissions: Read-Write Assets, Access Design Studio, Edit Email.'
      operationId: updateContentUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
          enum:
          - marketo
      - name: id
        in: path
        description: id
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailNewResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateEmailRequest'
        description: updateEmailRequest
  /rest/asset/v2/email/bulk/get:
    post:
      tags:
      - Emails (New)
      summary: Bulk Get Emails
      description: 'Retrieves multiple email assets by their IDs in a single request; each asset is returned in full, including its content. Maximum 20 assets per request. Required Permissions: Read-Only Assets, Access Design Studio, Access Email.'
      operationId: bulkGetUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EmailNewResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BulkGetRequest'
        description: bulkGetRequest
        required: true
  /rest/asset/v2/email/bulk/delete:
    post:
      tags:
      - Emails (New)
      summary: Bulk Delete Emails
      description: 'Deletes multiple email assets by their IDs in a single request. Maximum 20 assets per request. Required Permissions: Read-Write Assets, Access Design Studio, Delete Email.'
      operationId: bulkDeleteUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DeleteResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BulkDeleteRequest'
        description: bulkDeleteRequest
        required: true
  /rest/asset/v2/email/bulk/usedby:
    post:
      tags:
      - Emails (New)
      summary: Bulk Get Emails Used By
      description: 'Returns, for each of the specified emails, whether it is used and the number of places it is used (count) — not the referencing assets themselves. Maximum 50 assets per request. Required Permissions: Read-Only Assets, Access Design Studio.'
      operationId: bulkUsedByUsingPOST_email
      parameters:
      - name: access_token
        in: query
        description: Token for Authorization
        required: true
        schema:
          type: string
      - name: x-app-type
        in: header
        description: Application type header
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BulkUsedByResponse'
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BulkUsedByRequest'
        description: bulkUsedByRequest
        required: true
components:
  schemas:
    DataDTO:
      type: object
      properties:
        html:
          $ref: '#/components/schemas/HtmlDataDTO'
        text:
          $ref: '#/components/schemas/TextDataDTO'
      title: DataDTO
    EmailNewResponse:
      type: object
      properties:
        success:
          type: boolean
        requestId:
          type: string
        result:
          type: array
          items:
            $ref: '#/components/schemas/EmailDetailDTO'
      title: EmailNewResponse
    DeleteResponse:
      type: object
      properties:
        success:
          type: boolean
        requestId:
          type: string
      title: DeleteResponse
    EmailFilterResponse:
      type: object
      properties:
        success:
          type: boolean
        requestId:
          type: string
        result:
          $ref: '#/components/schemas/EmailFilterResult'
      title: EmailFilterResponse
    UpdateEmailHeadersDTO:
      type: object
      properties:
        ccEmails:
          type: array
          items:
            type: string
        fromEmail:
          type: string
        fromName:
          type: string
        preheader:
          type: string
        replyEmail:
          type: string
        subject:
          type: string
      title: UpdateEmailHeadersDTO
    EmailDetailDTO:
      allOf:
      - $ref: '#/components/schemas/EmailContentDTO'
      - type: object
        properties:
          data:
            $ref: '#/components/schemas/DataDTO'
      title: EmailDetailDTO
    BulkUsedByRequest:
      type: object
      required:
      - assetIds
      properties:
        assetIds:
          type: array
          description: Asset IDs to query. Maximum 50 per request.
          items:
            type: string
      title: BulkUsedByRequest
    UsedByItemDTO:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
        appData:
          $ref: '#/components/schemas/AppDataDTO'
        channel:
          type: string
        contentType:
          type: string
        externalId:
          type: string
      title: UsedByItemDTO
    AssociatedStateDTO:
      type: object
      description: A version/state of the asset (e.g. draft or approved).
      properties:
        contentId:
          type: string
        externalId:
          type: string
        state:
          type: string
      title: AssociatedStateDTO
    EmailSettingsResponseDTO:
      type: object
      properties:
        isOperational:
          type: boolean
        isWebPageView:
          type: boolean
        isTextOnly:
          type: boolean
        disableOpenTracking:
          type: boolean
        enableUrlTracking:
          type: boolean
      title: EmailSettingsResponseDTO
    AppDataDTO:
      type: object
      properties:
        editorType:
          type: string
        folderId:
          type: string
        workspaceId:
          type: string
      title: AppDataDTO
    EmailContentDTO:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
        description:
          type: string
        appType:
          type: string
        headers:
          $ref: '#/components/schemas/EmailHeadersDTO'
        metadata:
          $ref: '#/components/schemas/ContentMetadataDTO'
        settings:
          $ref: '#/components/schemas/EmailSettingsResponseDTO'
        status:
          type: string
        state:
          type: string
        virtualId:
          type: string
        associatedStates:
          type: array
          items:
            $ref: '#/components/schemas/AssociatedStateDTO'
        appData:
          $ref: '#/components/schemas/EmailAppDataResponseDTO'
        templateId:
          type: string
        externalId:
          type: string
        editorContext:
          $ref: '#/components/schemas/EditorContextDto'
        scriptEngine:
          type: string
      title: EmailContentDTO
    EmailAppDataResponseDTO:
      type: object
      description: Location and program context of the email. Program fields are only present when the email lives under a program.
      properties:
        editorType:
          type: string
        workspaceId:
          type: string
        folderId:
          type: string
        programId:
          type: string
        programName:
          type: string
        programType:
          type: string
      title: EmailAppDataResponseDTO
    BulkUsedByItemDTO:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
        count:
          type: integer
          format: int32
          description: Number of places the asset is used.
        used:
          type: boolean
          description: Whether the asset is used by any other asset.
      title: BulkUsedByItemDTO
    EmailHeadersDTO:
      type: object
      properties:
        ccEmails:
          type: array
          items:
            type: string
        fromEmail:
          type: string
        fromName:
          type: string
        preheader:
          type: string
        replyEmail:
          type: string
        subject:
          type: string
      title: EmailHeadersDTO
      required:
      - subject
    CreateEmailV2Request:
      type: object
      required:
      - name
      - appData
      - headers
      description: 'Request body for creating an email. appData must include at least one of: folderId, workspaceId, or programId.'
      properties:
        name:
          type: string
        description:
          type: string
        appData:
          $ref: '#/components/schemas/EmailAppDataDTO'
        data:
          $ref: '#/components/schemas/DataDTO'
        headers:
          $ref: '#/components/schemas/EmailHeadersDTO'
        editorContext:
          $ref: '#/components/schemas/EditorContextDto'
        settings:
          $ref: '#/components/schemas/EmailSettingsDTO'
        templateId:
          type: string
          description: When provided, the template's content overwrites any data sent in the request.
      title: CreateEmailRequest
    HtmlDataDTO:
      type: object
      properties:
        body:
          type: string
      title: HtmlDataDTO
    BulkUsedByResponse:
      type: object
      properties:
        success:
          type: boolean
        requestId:
          type: string
        result:
          type: array
          items:
            $ref: '#/components/schemas/BulkUsedByItemDTO'
      title: BulkUsedByResponse
    StateTransitionRequest:
      type: object
      required:
      - contentId
      - action
      properties:
        contentId:
          type: string
        action:
          type: string
          description: The state transition action to perform on the asset
          enum:
          - approve
          - unapprove
          - discard
          - create_draft
      title: StateTransitionRequest
    CloneNewAsset:
      type: object
      required:
      - name
      properties:
        name:
          type: string
        description:
          type: string
      title: CloneNewAsset
    ErrorResponse:
      type: object
      properties:
        success:
          type: boolean
        requestId:
          type: string
        errors:
          type: array
          items:
            $ref: '#/components/schemas/ContentWaveErrorDTO'
      title: ErrorResponse
    UsedByRequestDto:
      type: object
      required:
      - assetId
      properties:
        assetId:
          type: string
        pageIndex:
          type: integer
          format: int32
        pageSize:
          type: integer
          format: int32
        type:
          type: string
      title: UsedByRequestDto
    UsedByResponse:
      type: object
      properties:
        success:
          type: boolean
        requestId:
          type: string
        result:
          type: array
          items:
            $ref: '#/components/schemas/UsedByItemDTO'
        pageDetails:
          $ref: '#/components/schemas/PageDetailsDTO'
      title: UsedByResponse
    ContentWaveErrorDTO:
      type: object
      description: An entry in the errors array. The type field marks it as info, warning, or error — there is no separate warnings array; warnings appear here with type "warning".
      properties:
        key:
          type: string
        message:
          type: string
        code:
          type: string
        dynamicMessage:
          type: string
        type:
          type: string
          description: 'Severity of the entry: info, warning, or error.'
        source:
          type: string
          description: Origin of the entry, e.g. validation, template, fragment, message_render, asset_publish.
        errorMessage:
          type: string
        errorPosition:
          type: object
          description: Location in the content the entry refers to (for script/validation errors).
          properties:
            line:
              type: integer
              format: int32
            column:
              type: integer
              format: int32
      title: ContentWaveErrorDTO
    EditorContextDto:
      type: object
      properties:
        dynamicContent:
          type: object
      title: EditorContextDto
    EmailSettingsDTO:
      type: object
      properties:
        brandedDomain:
          type: string
        dedicatedIp:
          type: string
        enableUrlTracking:
          type: boolean
        isOperational:
          type: boolean
        isTextOnly:
          type: boolean
        isWebPageView:
          type: boolean
      title: EmailSettingsDTO
    ContentMetadataDTO:
      type: object
      description: Audit information for the asset.
      properties:
        createdBy:
          type: string
        createdAt:
          type: string
        createdById:
          type: string
        createdByAepId:
          type: string
        modifiedBy:
          type: string
        modifiedAt:
          type: string
        modifiedById:
          type: string
        modifiedByAepId:
          type: string
      title: ContentMetadataDTO
    TextDataDTO:
      type: object
      properties:
        body:
          type: string
        syncFromHtml:
          type: boolean
      title: TextDataDTO
    PageDetailsDTO:
      type: object
      properties:
        totalItems:
          type: integer
          format: int32
        pageSize:
          type: integer
          format: int32
        currentPage:
          type: integer
          format: int32
      title: PageDetailsDTO
    BulkDeleteRequest:
      type: object
      required:
      - assetIds
      properties:
        assetIds:
          type: array
          description: Set of asset IDs to delete. Maximum 20 per request.
          items:
            type: string
        ignoreUsedBy:
          type: boolean
          description: If true, deletes assets even if they are referenced by other assets.
      title: BulkDeleteRequest
    UpdateEmailRequest:
      type: object
      description: Request body for updating an email.
      properties:
        name:
          type: string
        description:
          type: string
        data:
          $ref: '#/components/schemas/DataDTO'
        headers:
          $ref: '#/components/schemas/UpdateEmailHeadersDTO'
        editorContext:
          $ref: '#/components/schemas/EditorContextDto'
        settings:
          $ref: '#/components/schemas/EmailSettingsDTO'
        templateId:
          type: string
          description: When provided, the template's content overwrites both the email's existing content and any data sent in the request.
      title: UpdateEmailRequest
    EmailAppDataDTO:
      type: object
      properties:
        editorType:
          type: string
        folderId:
          type: string
        programId:
          type: string
        workspaceId:
          type: string
      title: EmailAppDataDTO
    BulkGetRequest:
      type: object
      required:
      - assetIds
      properties:
        assetIds:
          type: array
          description: Set of asset IDs to retrieve. Maximum 20 per request.
          items:
            type: string
      title: BulkGetRequest
    CloneAssetRequest:
      type: object
      required:
      - assetId
      - newAsset
      properties:
        assetId:
          type: string
        newAsset:
          $ref: '#/components/schemas/CloneNewAsset'
      title: CloneAssetRequest
    EmailFilterResult:
      allOf:
      - $ref: '#/components/schemas/PageDetailsDTO'
      - type: object
        properties:
          items:
            type: array
            items:
              $ref: '#/components/schemas/EmailContentDTO'
      title: EmailFilterResult