Google Tag Manager API — Variables

naftiko: 1.0.0-alpha2
info:
  label: Google Tag Manager API — Variables
  description: 'Google Tag Manager API — Variables. 6 operations. Lead operation: Google Tag Manager List Variables in a Workspace.
    Self-contained Naftiko capability covering one Google Tag Manager business surface.'
  tags:
  - Google Tag Manager
  - Variables
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    GOOGLE_TAG_MANAGER_API_KEY: GOOGLE_TAG_MANAGER_API_KEY
capability:
  consumes:
  - type: http
    namespace: api-v2-variables
    baseUri: https://tagmanager.googleapis.com
    description: Google Tag Manager API — Variables business capability. Self-contained, no shared references.
    resources:
    - name: tagmanager-v2-parent-variables
      path: /tagmanager/v2/{parent}/variables
      operations:
      - name: listvariables
        method: GET
        description: Google Tag Manager List Variables in a Workspace
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: pageToken
          in: query
          type: string
          description: Continuation token for fetching the next page of results.
      - name: createvariable
        method: POST
        description: Google Tag Manager Create a Variable
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: tagmanager-v2-variablePath
      path: /tagmanager/v2/{variablePath}
      operations:
      - name: getvariable
        method: GET
        description: Google Tag Manager Get a Variable
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: variablePath
          in: path
          type: string
          description: GTM Variable's API relative path, e.g. accounts/{accountId}/containers/{containerId}/workspaces/{workspaceId}/variables/{variableId}.
          required: true
      - name: updatevariable
        method: PUT
        description: Google Tag Manager Update a Variable
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: variablePath
          in: path
          type: string
          description: GTM Variable's API relative path.
          required: true
        - name: fingerprint
          in: query
          type: string
          description: When provided, this fingerprint must match the fingerprint of the variable in storage.
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
      - name: deletevariable
        method: DELETE
        description: Google Tag Manager Delete a Variable
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: variablePath
          in: path
          type: string
          description: GTM Variable's API relative path.
          required: true
    - name: tagmanager-v2-variablePath}:revert
      path: /tagmanager/v2/{variablePath}:revert
      operations:
      - name: revertvariable
        method: POST
        description: Google Tag Manager Revert Changes to a Variable in a Workspace
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: variablePath
          in: path
          type: string
          description: GTM Variable's API relative path.
          required: true
    authentication:
      type: bearer
      token: '{{env.GOOGLE_TAG_MANAGER_API_KEY}}'
  exposes:
  - type: rest
    namespace: api-v2-variables-rest
    port: 8080
    description: REST adapter for Google Tag Manager API — Variables. One Spectral-compliant resource per consumed operation,
      prefixed with /v1.
    resources:
    - path: /v1/tagmanager/v2/{parent}/variables
      name: tagmanager-v2-parent-variables
      description: REST surface for tagmanager-v2-parent-variables.
      operations:
      - method: GET
        name: listvariables
        description: Google Tag Manager List Variables in a Workspace
        call: api-v2-variables.listvariables
        with:
          pageToken: rest.pageToken
        outputParameters:
        - type: object
          mapping: $.
      - method: POST
        name: createvariable
        description: Google Tag Manager Create a Variable
        call: api-v2-variables.createvariable
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/tagmanager/v2/{variablepath}
      name: tagmanager-v2-variablepath
      description: REST surface for tagmanager-v2-variablePath.
      operations:
      - method: GET
        name: getvariable
        description: Google Tag Manager Get a Variable
        call: api-v2-variables.getvariable
        with:
          variablePath: rest.variablePath
        outputParameters:
        - type: object
          mapping: $.
      - method: PUT
        name: updatevariable
        description: Google Tag Manager Update a Variable
        call: api-v2-variables.updatevariable
        with:
          variablePath: rest.variablePath
          fingerprint: rest.fingerprint
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
      - method: DELETE
        name: deletevariable
        description: Google Tag Manager Delete a Variable
        call: api-v2-variables.deletevariable
        with:
          variablePath: rest.variablePath
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/tagmanager/v2/variablepath-revert
      name: tagmanager-v2-variablepath-revert
      description: REST surface for tagmanager-v2-variablePath}:revert.
      operations:
      - method: POST
        name: revertvariable
        description: Google Tag Manager Revert Changes to a Variable in a Workspace
        call: api-v2-variables.revertvariable
        with:
          variablePath: rest.variablePath
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: api-v2-variables-mcp
    port: 9090
    transport: http
    description: MCP adapter for Google Tag Manager API — Variables. One tool per consumed operation, routed inline through
      this capability's consumes block.
    tools:
    - name: google-tag-manager-list-variables
      description: Google Tag Manager List Variables in a Workspace
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: api-v2-variables.listvariables
      with:
        pageToken: tools.pageToken
      outputParameters:
      - type: object
        mapping: $.
    - name: google-tag-manager-create-variable
      description: Google Tag Manager Create a Variable
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: api-v2-variables.createvariable
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: google-tag-manager-get-variable
      description: Google Tag Manager Get a Variable
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: api-v2-variables.getvariable
      with:
        variablePath: tools.variablePath
      outputParameters:
      - type: object
        mapping: $.
    - name: google-tag-manager-update-variable
      description: Google Tag Manager Update a Variable
      hints:
        readOnly: false
        destructive: false
        idempotent: true
      call: api-v2-variables.updatevariable
      with:
        variablePath: tools.variablePath
        fingerprint: tools.fingerprint
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: google-tag-manager-delete-variable
      description: Google Tag Manager Delete a Variable
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: api-v2-variables.deletevariable
      with:
        variablePath: tools.variablePath
      outputParameters:
      - type: object
        mapping: $.
    - name: google-tag-manager-revert-changes
      description: Google Tag Manager Revert Changes to a Variable in a Workspace
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: api-v2-variables.revertvariable
      with:
        variablePath: tools.variablePath
      outputParameters:
      - type: object
        mapping: $.