---
title: "List AutomationStepData items"
method: GET
path: "/api/v3/automation-step/{automation_step_id}/output-step-datas/items"
tags: ["Automation Step"]
---

# List AutomationStepData items

`GET /api/v3/automation-step/{automation_step_id}/output-step-datas/items`

## Request

- Base URL: `https://{tenant_name}.benchling.com`
- URL: `https://{tenant_name}.benchling.com/api/v3/automation-step/{automation_step_id}/output-step-datas/items`
- Auth: HTTP bearer

List AutomationStepData items.

## Path parameters

- `automation_step_id` string, required

## Headers

- `EARLY-ACCESS` string

## Response `200`

OK

- AutomationStepDataUnpaginatedList
  - `items` AutomationStepData[]
    - `__typename` string
    - `createdAt` string, datetime
    - `id` string
    - `modifiedAt` string, datetime
    - `name` string
    - `parentStep` AutomationStepRef
      - `__typename` string
      - `id` string, api_id
    - `rawDatas` RawStepData[]
      - union: Represents the underlying data content that can be attached to a pipeline step. RawStepData is a union of Chart (for visualizations), DataFrame (for tabular data), ScratchFile (for uploaded files), and PlateRecord (for plate-based data). This union allows pipeline steps to work with different data formats while maintaining a consistent interface for data flow between steps.
        - object: Chart variant
          - `__typename` 'Chart', required: Discriminator value: Chart
          - `id` string, api_id
        - object: DataFrame variant
          - `__typename` 'DataFrame', required: Discriminator value: DataFrame
          - `id` string, api_id
        - object: PlateRecord variant
          - `__typename` 'PlateRecord', required: Discriminator value: PlateRecord
          - `id` string, api_id
        - object: ScratchFile variant
          - `__typename` 'ScratchFile', required: Discriminator value: ScratchFile
          - `id` string, api_id

## Other responses

- `400`: Bad Request
- `403`: Forbidden
- `404`: Not Found
- `429`: Too Many Requests
- `500`: Internal Server Error

---

[API](https://skmtc.dev/benchling/apis/benchling-api.md) - [All operations](https://skmtc.dev/benchling/apis/benchling-api/llms.txt) - [OpenAPI document](https://skmtc.dev/benchling/apis/benchling-api/revisions/3873a10bf7b8?raw)