---
title: "set_default_ma_list. Metadata MCP tool reference"
url: https://metadata.io/developers/tools/set_default_ma_list
description: "Set the account's default marketing automation (MA) destination list. Writes tool on the Metadata MCP server, with its full JSON Schema."
source: metadata.io
---

# set_default_ma_list

Set the account's default marketing automation (MA) destination list.

Writes [other](https://metadata.io/developers/tools/#cat-other)

## What it does

## Arguments

| Argument | Type |   | Notes |
|---|---|---|---|
| `list_id` | integer | required | A concrete list id already resolved via search_ma_lists. Never invent or guess one. |

## Request

**Request template, not a complete runnable example.** Replace placeholders, empty objects, arrays, and zero values with valid account-specific inputs. Read required fields and nested constraints in the full schema. Confirm the account, connected channels, and referenced assets before calling a write tool.

## Response

## Related

Other other tools:

- [clear_default_ma_list](https://metadata.io/developers/tools/clear_default_ma_list) Destructive
- [get_default_ma_list](https://metadata.io/developers/tools/get_default_ma_list) Read
- [list_linkedin_conversions](https://metadata.io/developers/tools/list_linkedin_conversions) Read
- [search_ma_lists](https://metadata.io/developers/tools/search_ma_lists) Read

[Browse the tool catalog](https://metadata.io/developers/tools/) · [machine-readable index](https://metadata.io/developers/tools.json)