---
title: "list_action_types"
description: "Returns the catalog of available action types for test creation, grouped by owner_kind (ETHERNET, SIM, SMARTPHONE, OWNERLESS)."
sidebarTitle: "list_action_types"
lastUpdated: "2026-09-23"
---

> **For AI agents:** the complete documentation index is at [llms.txt](/llms.txt). Append `.md` to any page URL for its markdown version.

{/* GENERATED FILE: do not edit by hand. Regenerate with: node scripts/generate.mjs */}

Returns the catalog of available action types for test creation, grouped by owner_kind (ETHERNET, SIM, SMARTPHONE, OWNERLESS).

<Note>
  **Read-only · Calls external systems.** Safe to call: this tool does not modify data.
</Note>

## Parameters

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `owner_kind` | string | No | Filter by owner kind: ETHERNET, SIM, SMARTPHONE, or OWNERLESS |

## Example arguments

Illustrative arguments an agent supplies when calling this tool:

```json
{
  "owner_kind": "string"
}
```

## Description

```text
Use get_test_template with specific type(s) for ready-to-use test structures with default command fields. For V2 step-based tests, use list_step_types instead.
```

## Related

- [`get_test_template`](/mcp/tools/test-management/get_test_template)
- [`list_step_types`](/mcp/tools/test-management/list_step_types)

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