---
title: "Bulk Update custom entities"
method: POST
path: "/custom-entities:bulk-update"
tags: ["customEntities"]
---

# Bulk Update custom entities

`POST /custom-entities:bulk-update`

## Request

- Base URL: `https://{tenant_name}.benchling.com/api/v2`
- URL: `https://{tenant_name}.benchling.com/api/v2/custom-entities:bulk-update`
- Auth: HTTP bearer

Bulk Update custom entities

## Request body

- CustomEntitiesBulkUpdateRequest
  - `customEntities` CustomEntityBulkUpdate[], required
    - `aliases` string[]: Aliases to add to the custom entity
    - `authorIds` string[]: IDs of users to set as the custom entity's authors.
    - `customFields` CustomFields
    - `fields` Fields
    - `folderId` string: ID of the folder that the entity is moved into
    - `name` string
    - `schemaId` string
    - `id` string, required

## Response `202`

This endpoint launches a [long-running task](https://docs.benchling.com/docs/api/v2/benchling-api/tasks/get-task) and returns the Task ID of the launched task.
The task response contains the full list of custom entities that were updated.

- AsyncTaskLink
  - `taskId` string

## Other responses

- `400`: Bad Request

---

[API](https://skmtc.dev/benchling/apis/benchling-api-2.md) - [All operations](https://skmtc.dev/benchling/apis/benchling-api-2/llms.txt) - [OpenAPI document](https://skmtc.dev/benchling/apis/benchling-api-2/revisions/01d2fa8523cd?raw)