---
title: Model: CustomField
slug: feature-experimentation/api/model-customfield
docTags: 
createdAt: 2026-09-16T16:59:34.550Z
---

### Code examples

```json
{
  "archived": false,
  "created_by_user_id": "",
  "created_time": "",
  "default_value": "",
  "description": "",
  "entity_type": "",
  "field_type": "",
  "id": 0,
  "key": "",
  "name": "",
  "project_id": "",
  "required": false,
  "updated_time": "",
  "validation": {
    "allow_multi_select": false,
    "decimal_places": 0,
    "field_options": [
      ""
    ],
    "max": 0,
    "max_length": 0,
    "min": 0,
    "regex": "",
    "use_thousand_separator": false
  }
}
```