---
title: "Create a custom object instance"
method: POST
path: "/api/v1/custom-objects"
tags: ["customObjects"]
---

# Create a custom object instance

`POST /api/v1/custom-objects`

## Headers

- `X-Api-Key` string, required
- `X-Workspace-Id` string

## Request body

- object
  - `object_type_id` integer, required
  - `form_fields` ApiV1CustomObjectsPostRequestBodyContentApplicationJsonSchemaFormFields — Custom field values keyed by field reference_key. Must include display_name, the reserved system field for every custom object type. form_fields.display_name is trimmed, must be non-empty/non-whitespace, and must be at most 255 characters.

## Response `200`

Successful response

- CustomObjectsPostapiV1CustomObjectsResponse200 — Empty response body

---

[API](https://skmtc.net/atomicwork/apis/atomicwork-public-api.md) · [All operations](https://skmtc.net/atomicwork/apis/atomicwork-public-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/atomicwork/atomicwork-public-api/revisions/2e7047b35062/schema)