> ## Documentation Index
> Fetch the complete documentation index at: https://docs.bland.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Create Workbench Setup Version

> Fork a new editable draft version of a workbench setup.

### Headers

<ParamField header="authorization" type="string" required>
  Your API key for authentication.
</ParamField>

### Path Parameters

<ParamField path="setup_id" type="string" required>
  The ID of the workbench setup to fork a new version from.
</ParamField>

### Body Parameters

All fields are optional.

<ParamField body="name" type="string">
  Display name for the new version. Between 1 and 200 characters. Defaults to the source version's name.
</ParamField>

<ParamField body="description" type="string | null">
  Optional description for the new version.
</ParamField>

<ParamField body="from_version_id" type="string">
  ID of the version to fork from. Defaults to the current draft if not provided.
</ParamField>

### Response

Returns `201` on success.

<ResponseField name="data" type="object">
  The full newly created version object.

  <Expandable title="version fields">
    <ResponseField name="id" type="string">
      Unique identifier for this version.
    </ResponseField>

    <ResponseField name="org_id" type="string">
      ID of the organization that owns this version.
    </ResponseField>

    <ResponseField name="workbench_setup_id" type="string">
      ID of the parent workbench setup.
    </ResponseField>

    <ResponseField name="version_number" type="integer">
      Monotonically increasing version number.
    </ResponseField>

    <ResponseField name="name" type="string">
      Display name of this version.
    </ResponseField>

    <ResponseField name="description" type="string | null">
      Description of this version, or `null` if not set.
    </ResponseField>

    <ResponseField name="state" type="string">
      Always `"editable"` for a newly created version.
    </ResponseField>

    <ResponseField name="attached_agents" type="array">
      Eval agents inherited from the source version. Each item contains `eval_agent_id`, `eval_agent_version_id`, `weight` (0-100), and `target_level_keys` (array of strings).
    </ResponseField>

    <ResponseField name="pass_threshold_pct" type="integer | null">
      Inherited pass threshold percentage (0-100), or `null` if not set.
    </ResponseField>

    <ResponseField name="run_mode" type="string">
      Inherited run mode. One of `text`, `audio`, or `full`.
    </ResponseField>

    <ResponseField name="default_test_config_id" type="string | null">
      Inherited default test configuration ID, or `null` if not set.
    </ResponseField>

    <ResponseField name="default_call_ids" type="array of strings">
      Inherited default call IDs. Up to 5000 entries.
    </ResponseField>

    <ResponseField name="created_from_version_id" type="string | null">
      ID of the version this was forked from.
    </ResponseField>

    <ResponseField name="created_by" type="string | null">
      Identifier of the user who created this version, or `null`.
    </ResponseField>

    <ResponseField name="created_at" type="string">
      ISO 8601 timestamp for when this version was created.
    </ResponseField>

    <ResponseField name="updated_at" type="string">
      ISO 8601 timestamp for when this version was last updated.
    </ResponseField>
  </Expandable>
</ResponseField>

<ResponseField name="errors" type="null">
  `null` on success.
</ResponseField>

<ResponseExample>
  ```json Response theme={null}
  {
    "errors": null,
    "data": {
      "id": "f7a8b9c0-d1e2-3456-abcd-567890123456",
      "org_id": "b2c3d4e5-f6a7-8901-bcde-f12345678901",
      "workbench_setup_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
      "version_number": 5,
      "name": "Onboarding Quality Check",
      "description": null,
      "state": "editable",
      "attached_agents": [
        {
          "eval_agent_id": "e5f6a7b8-c9d0-1234-efab-345678901234",
          "eval_agent_version_id": "f6a7b8c9-d0e1-2345-fabc-456789012345",
          "weight": 50,
          "target_level_keys": ["good", "excellent"]
        }
      ],
      "pass_threshold_pct": 80,
      "run_mode": "audio",
      "default_test_config_id": null,
      "default_call_ids": [],
      "created_from_version_id": "c3d4e5f6-a7b8-9012-cdef-123456789012",
      "created_by": "9a8b7c6d-5e4f-3210-9876-543210fedcba",
      "created_at": "2026-05-27T10:00:00.000Z",
      "updated_at": "2026-05-27T10:00:00.000Z"
    }
  }
  ```
</ResponseExample>