Klaviyo API — Client

naftiko: 1.0.0-alpha2
info:
  label: Klaviyo API — Client
  description: 'Klaviyo API — Client. 11 operations. Lead operation: Create Client Back In Stock Subscription. Self-contained
    Naftiko capability covering one Klaviyo business surface.'
  tags:
  - Klaviyo
  - Client
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    KLAVIYO_API_KEY: KLAVIYO_API_KEY
capability:
  consumes:
  - type: http
    namespace: klaviyo-client
    baseUri: https://a.klaviyo.com
    description: Klaviyo API — Client business capability. Self-contained, no shared references.
    resources:
    - name: client-back-in-stock-subscriptions
      path: /client/back-in-stock-subscriptions
      operations:
      - name: createclientbackinstocksubscription
        method: POST
        description: Create Client Back In Stock Subscription
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-event-bulk-create
      path: /client/event-bulk-create
      operations:
      - name: bulkcreateclientevents
        method: POST
        description: Bulk Create Client Events
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-events
      path: /client/events
      operations:
      - name: createclientevent
        method: POST
        description: Create Client Event
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-geofences
      path: /client/geofences
      operations:
      - name: getclientgeofences
        method: GET
        description: Get Client Geofences
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: fields[geofence]
          in: query
          type: array
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#sparse-fieldsets
        - name: page[cursor]
          in: query
          type: string
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#pagination
        - name: page[size]
          in: query
          type: integer
          description: 'Default: 20. Min: 1. Max: 100.'
        - name: X-Klaviyo-API-Filters
          in: header
          type: string
          description: 'Supported filters:'
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
    - name: client-profiles
      path: /client/profiles
      operations:
      - name: createclientprofile
        method: POST
        description: Create or Update Client Profile
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-push-token-unregister
      path: /client/push-token-unregister
      operations:
      - name: unregisterclientpushtoken
        method: POST
        description: Unregister Client Push Token
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-push-tokens
      path: /client/push-tokens
      operations:
      - name: createclientpushtoken
        method: POST
        description: Create or Update Client Push Token
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-review-values-reports
      path: /client/review-values-reports
      operations:
      - name: getclientreviewvaluesreports
        method: GET
        description: Get Client Review Values Reports
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: fields[review-values-report]
          in: query
          type: array
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#sparse-fieldsets
        - name: filter
          in: query
          type: string
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#filtering<br>Allowed
            field(s)/operator(s):<br>`product_ex
        - name: group_by
          in: query
          type: string
          description: group by value for this report
          required: true
        - name: page[cursor]
          in: query
          type: string
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#pagination
        - name: page[size]
          in: query
          type: integer
          description: 'Default: 20. Min: 1. Max: 100.'
        - name: statistics
          in: query
          type: string
          description: list of statistics to calculate for this report
          required: true
        - name: timeframe
          in: query
          type: string
          description: timeframe window for value report
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
    - name: client-reviews
      path: /client/reviews
      operations:
      - name: getclientreviews
        method: GET
        description: Get Client Reviews
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: fields[review]
          in: query
          type: array
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#sparse-fieldsets
        - name: filter
          in: query
          type: string
          description: 'For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#filtering<br>Allowed
            field(s)/operator(s):<br>`status`: `'
        - name: page[cursor]
          in: query
          type: string
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#pagination
        - name: page[size]
          in: query
          type: integer
          description: 'Default: 20. Min: 1. Max: 100.'
        - name: sort
          in: query
          type: string
          description: For more information please visit https://developers.klaviyo.com/en/v2026-04-15/reference/api-overview#sorting
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
      - name: createclientreview
        method: POST
        description: Create Client Review
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: client-subscriptions
      path: /client/subscriptions
      operations:
      - name: createclientsubscription
        method: POST
        description: Create Client Subscription
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: company_id
          in: query
          type: string
          description: Your Public API Key / Site ID. See [this article](https://help.klaviyo.com/hc/en-us/articles/115005062267)
            for more details.
          required: true
        - name: revision
          in: header
          type: string
          description: 'API endpoint revision (format: YYYY-MM-DD[.suffix])'
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    authentication:
      type: apikey
      key: Authorization
      value: '{{env.KLAVIYO_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: klaviyo-client-rest
    port: 8080
    description: REST adapter for Klaviyo API — Client. One Spectral-compliant resource per consumed operation, prefixed with
      /v1.
    resources:
    - path: /v1/client/back-in-stock-subscriptions
      name: client-back-in-stock-subscriptions
      description: REST surface for client-back-in-stock-subscriptions.
      operations:
      - method: POST
        name: createclientbackinstocksubscription
        description: Create Client Back In Stock Subscription
        call: klaviyo-client.createclientbackinstocksubscription
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/event-bulk-create
      name: client-event-bulk-create
      description: REST surface for client-event-bulk-create.
      operations:
      - method: POST
        name: bulkcreateclientevents
        description: Bulk Create Client Events
        call: klaviyo-client.bulkcreateclientevents
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/events
      name: client-events
      description: REST surface for client-events.
      operations:
      - method: POST
        name: createclientevent
        description: Create Client Event
        call: klaviyo-client.createclientevent
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/geofences
      name: client-geofences
      description: REST surface for client-geofences.
      operations:
      - method: GET
        name: getclientgeofences
        description: Get Client Geofences
        call: klaviyo-client.getclientgeofences
        with:
          company_id: rest.company_id
          fields[geofence]: rest.fields[geofence]
          page[cursor]: rest.page[cursor]
          page[size]: rest.page[size]
          X-Klaviyo-API-Filters: rest.X-Klaviyo-API-Filters
          revision: rest.revision
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/profiles
      name: client-profiles
      description: REST surface for client-profiles.
      operations:
      - method: POST
        name: createclientprofile
        description: Create or Update Client Profile
        call: klaviyo-client.createclientprofile
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/push-token-unregister
      name: client-push-token-unregister
      description: REST surface for client-push-token-unregister.
      operations:
      - method: POST
        name: unregisterclientpushtoken
        description: Unregister Client Push Token
        call: klaviyo-client.unregisterclientpushtoken
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/push-tokens
      name: client-push-tokens
      description: REST surface for client-push-tokens.
      operations:
      - method: POST
        name: createclientpushtoken
        description: Create or Update Client Push Token
        call: klaviyo-client.createclientpushtoken
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/review-values-reports
      name: client-review-values-reports
      description: REST surface for client-review-values-reports.
      operations:
      - method: GET
        name: getclientreviewvaluesreports
        description: Get Client Review Values Reports
        call: klaviyo-client.getclientreviewvaluesreports
        with:
          company_id: rest.company_id
          fields[review-values-report]: rest.fields[review-values-report]
          filter: rest.filter
          group_by: rest.group_by
          page[cursor]: rest.page[cursor]
          page[size]: rest.page[size]
          statistics: rest.statistics
          timeframe: rest.timeframe
          revision: rest.revision
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/reviews
      name: client-reviews
      description: REST surface for client-reviews.
      operations:
      - method: GET
        name: getclientreviews
        description: Get Client Reviews
        call: klaviyo-client.getclientreviews
        with:
          company_id: rest.company_id
          fields[review]: rest.fields[review]
          filter: rest.filter
          page[cursor]: rest.page[cursor]
          page[size]: rest.page[size]
          sort: rest.sort
          revision: rest.revision
        outputParameters:
        - type: object
          mapping: $.
      - method: POST
        name: createclientreview
        description: Create Client Review
        call: klaviyo-client.createclientreview
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/client/subscriptions
      name: client-subscriptions
      description: REST surface for client-subscriptions.
      operations:
      - method: POST
        name: createclientsubscription
        description: Create Client Subscription
        call: klaviyo-client.createclientsubscription
        with:
          company_id: rest.company_id
          revision: rest.revision
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: klaviyo-client-mcp
    port: 9090
    transport: http
    description: MCP adapter for Klaviyo API — Client. One tool per consumed operation, routed inline through this capability's
      consumes block.
    tools:
    - name: create-client-back-stock-subscription
      description: Create Client Back In Stock Subscription
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.createclientbackinstocksubscription
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: bulk-create-client-events
      description: Bulk Create Client Events
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.bulkcreateclientevents
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: create-client-event
      description: Create Client Event
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.createclientevent
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: get-client-geofences
      description: Get Client Geofences
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: klaviyo-client.getclientgeofences
      with:
        company_id: tools.company_id
        fields[geofence]: tools.fields[geofence]
        page[cursor]: tools.page[cursor]
        page[size]: tools.page[size]
        X-Klaviyo-API-Filters: tools.X-Klaviyo-API-Filters
        revision: tools.revision
      outputParameters:
      - type: object
        mapping: $.
    - name: create-update-client-profile
      description: Create or Update Client Profile
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.createclientprofile
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: unregister-client-push-token
      description: Unregister Client Push Token
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.unregisterclientpushtoken
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: create-update-client-push-token
      description: Create or Update Client Push Token
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.createclientpushtoken
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: get-client-review-values-reports
      description: Get Client Review Values Reports
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: klaviyo-client.getclientreviewvaluesreports
      with:
        company_id: tools.company_id
        fields[review-values-report]: tools.fields[review-values-report]
        filter: tools.filter
        group_by: tools.group_by
        page[cursor]: tools.page[cursor]
        page[size]: tools.page[size]
        statistics: tools.statistics
        timeframe: tools.timeframe
        revision: tools.revision
      outputParameters:
      - type: object
        mapping: $.
    - name: get-client-reviews
      description: Get Client Reviews
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: klaviyo-client.getclientreviews
      with:
        company_id: tools.company_id
        fields[review]: tools.fields[review]
        filter: tools.filter
        page[cursor]: tools.page[cursor]
        page[size]: tools.page[size]
        sort: tools.sort
        revision: tools.revision
      outputParameters:
      - type: object
        mapping: $.
    - name: create-client-review
      description: Create Client Review
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.createclientreview
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: create-client-subscription
      description: Create Client Subscription
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: klaviyo-client.createclientsubscription
      with:
        company_id: tools.company_id
        revision: tools.revision
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.