> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://support.atomicwork.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://support.atomicwork.com/_mcp/server.

# createCustomObject

Create a custom object instance.

Creates a new custom object instance of the specified type. A unique display ID is auto-assigned (PREFIX-NUMBER, e.g., VEN-1) using the object type's prefix. The creation is tracked in the activity log and propagated to the rule engine.

## Parameters

| Name             | Type    | Required | Description                                                    |
| ---------------- | ------- | -------- | -------------------------------------------------------------- |
| `object_type_id` | integer | Yes      |                                                                |
| `form_fields`    | object  | No       | Custom field values keyed by field reference_key. Must include |