> ## Documentation Index
> Fetch the complete documentation index at: https://docs.streamkap.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get Transform Checkpoints

> Get checkpoint statistics and state size information for a transform job.

Returns checkpoint counts, summary statistics (state size, duration, etc.),
latest checkpoint details, and checkpoint history.

Args:
    transform_id: The transform ID

Returns:
    TransformCheckpointsInfo: Checkpoint statistics and history
    None: If transform job not found or no checkpoints available



## OpenAPI

````yaml /openapi/openapi.json get /transforms/{transform_id}/checkpoints
openapi: 3.1.0
info:
  title: Streamkap REST API
  description: >-
    The Streamkap REST API allows you to programmatically manage your CDC
    pipelines, sources, destinations, transforms, and more.


    Authenticate using a bearer token obtained from the [Access
    Token](/api-reference/auth/access-token) endpoint with your API client
    credentials.
  contact:
    name: Streamkap Support
    url: https://streamkap.com/
    email: support@streamkap.com
  license:
    name: Proprietary
  version: 2.0.0
servers:
  - url: https://api.streamkap.com
    description: Production
security: []
tags:
  - name: Alerts
    description: Manage alert subscribers, preferences, and notification credentials.
  - name: Authentication
    description: Obtain and refresh access tokens, manage client credentials and roles.
  - name: Billing
    description: Retrieve usage metrics, summaries, and export billing data.
  - name: Consumer Groups
    description: List, inspect, and reset Kafka consumer group offsets.
  - name: Dashboard
    description: Retrieve organisation-level statistics and overview data.
  - name: Destinations
    description: Create, configure, and manage data destinations and their lifecycle.
  - name: Kafka Access
    description: Manage Kafka users and their access permissions.
  - name: Logs
    description: Query and summarise system logs.
  - name: Pipelines
    description: Create, configure, and manage CDC pipelines and their lifecycle.
  - name: Project Keys
    description: Manage project keys that bundle API credentials and optional Kafka access.
  - name: Schema Registry
    description: Browse schema subjects, versions, and retrieve schema definitions.
  - name: Services
    description: View and switch service metadata.
  - name: Sources
    description: >-
      Create, configure, and manage data sources, snapshots, and their
      lifecycle.
  - name: Tags
    description: Create, update, and manage resource tags for organisation.
  - name: Topics
    description: Browse topic details, statistics, configurations, metrics, and messages.
  - name: Transforms
    description: >-
      Create, deploy, and manage data transforms, unit tests, and implementation
      details.
paths:
  /transforms/{transform_id}/checkpoints:
    get:
      tags:
        - Transforms
      summary: Get Transform Checkpoints
      description: >-
        Get checkpoint statistics and state size information for a transform
        job.


        Returns checkpoint counts, summary statistics (state size, duration,
        etc.),

        latest checkpoint details, and checkpoint history.


        Args:
            transform_id: The transform ID

        Returns:
            TransformCheckpointsInfo: Checkpoint statistics and history
            None: If transform job not found or no checkpoints available
      operationId: getTransformCheckpoints
      parameters:
        - name: transform_id
          in: path
          required: true
          schema:
            type: string
            title: Transform Id
        - name: include_operator_breakdown
          in: query
          required: false
          schema:
            type: boolean
            default: true
            title: Include Operator Breakdown
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                anyOf:
                  - $ref: '#/components/schemas/TransformCheckpointsInfo'
                  - type: 'null'
                title: Response Gettransformcheckpoints
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      security:
        - FronteggHTTPAuthentication: []
components:
  schemas:
    TransformCheckpointsInfo:
      properties:
        job_id:
          type: string
          title: Job Id
        counts:
          additionalProperties: true
          type: object
          title: Counts
        summary:
          additionalProperties: true
          type: object
          title: Summary
        latest:
          anyOf:
            - $ref: '#/components/schemas/TransformCheckpointHistory'
            - type: 'null'
        history:
          items:
            $ref: '#/components/schemas/TransformCheckpointHistory'
          type: array
          title: History
          default: []
        operator_breakdown:
          items:
            $ref: '#/components/schemas/TransformOperatorState'
          type: array
          title: Operator Breakdown
          default: []
      additionalProperties: true
      type: object
      required:
        - job_id
        - counts
        - summary
      title: TransformCheckpointsInfo
      description: Checkpoint statistics and latest checkpoint information for a transform.
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    TransformCheckpointHistory:
      properties:
        id:
          type: integer
          title: Id
        status:
          type: string
          title: Status
        is_savepoint:
          type: boolean
          title: Is Savepoint
        trigger_timestamp:
          type: integer
          title: Trigger Timestamp
        latest_ack_timestamp:
          type: integer
          title: Latest Ack Timestamp
        state_size:
          type: integer
          title: State Size
        end_to_end_duration:
          type: integer
          title: End To End Duration
        alignment_buffered:
          type: integer
          title: Alignment Buffered
        num_subtasks:
          type: integer
          title: Num Subtasks
        num_acknowledged_subtasks:
          type: integer
          title: Num Acknowledged Subtasks
      additionalProperties: true
      type: object
      required:
        - id
        - status
        - is_savepoint
        - trigger_timestamp
        - latest_ack_timestamp
        - state_size
        - end_to_end_duration
        - alignment_buffered
        - num_subtasks
        - num_acknowledged_subtasks
      title: TransformCheckpointHistory
      description: Individual checkpoint history entry.
    TransformOperatorState:
      properties:
        operator_id:
          type: string
          title: Operator Id
        operator_name:
          type: string
          title: Operator Name
        state_size:
          type: integer
          title: State Size
        checkpointed_size:
          type: integer
          title: Checkpointed Size
        end_to_end_duration:
          type: integer
          title: End To End Duration
        parallelism:
          type: integer
          title: Parallelism
      additionalProperties: true
      type: object
      required:
        - operator_id
        - operator_name
        - state_size
        - checkpointed_size
        - end_to_end_duration
        - parallelism
      title: TransformOperatorState
      description: Per-operator state size breakdown.
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
        - loc
        - msg
        - type
      title: ValidationError
  securitySchemes:
    FronteggHTTPAuthentication:
      type: http
      scheme: bearer

````