---
title: "Get Production Batches"
method: GET
path: "/production_batches"
---

# Get Production Batches

`GET /production_batches`

Lists production batches in the Isometric system.

## Query parameters

- `last` integer — An integer number of items to retrieve before the item represented by the cursor passed in the before parameter. Defaults to 10 with a maximum value of 50.
- `before` string, nullable — An opaque cursor representing the first item in the previously requested page to select items ordered before it. Submit the previously requested page’s start_cursor here when paginated backwards.
- `first` integer — An integer number of items to retrieve after the item represented by the cursor passed in the after parameter. Defaults to 10 with a maximum value of 50.
- `after` string, nullable — An opaque cursor representing the last item in the previously requested page to select items ordered after it. Submit the previously requested page’s end_cursor here when paginated forwards.

## Headers

- `x-client-secret` string, required — A secret token identifying the client connecting to the API

## Response `200`

Successful Response

- PaginatedListResourceProductionBatch
  - `nodes` ProductionBatch[], required
    - `id` string, required
    - `facility_id` string, required
    - `feedstock_type_ids` string[], required
    - `supplier_reference_id` string, nullable, required — A string that must be unique for all resources created by a specific supplier. It can be used by a client to identify the correct objects in their system.
    - `kind` 'biochar', required
    - `started_at` string, date-time, required
    - `ended_at` string, date-time, required
    - `uploaded_at` string, date-time, required
    - `display_name` string, required
    - `mass` ScalarQuantity, required
      - `magnitude` number, required
      - `unit` string, required
      - `standard_deviation` number, nullable
  - `total_count` integer, required
  - `page_info` PageInfo, required
    - `has_previous_page` boolean, required
    - `start_cursor` string, nullable, required
    - `has_next_page` boolean, required
    - `end_cursor` string, nullable, required

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/isometric/apis/isometric-certify-data-ingestion-api.md) · [All operations](https://skmtc.net/isometric/apis/isometric-certify-data-ingestion-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/isometric/isometric-certify-data-ingestion-api/versions/9819e9c8ccf0/schema)