---
title: "duplicate_negative_keywords_list. Metadata MCP tool reference"
url: https://metadata.io/developers/tools/duplicate_negative_keywords_list
description: "Duplicate (copy) a negative keyword list from one search channel to the other: Google Ads to Microsoft Ads (Bing), or Microsoft Ads to Google Ads. Writes tool on the Metadata MCP server, with its full JSON Schema."
source: metadata.io
---

# duplicate_negative_keywords_list

Duplicate (copy) a negative keyword list from one search channel to the other: Google Ads to Microsoft Ads (Bing), or Microsoft Ads to Google Ads.

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

## What it does

## Arguments

| Argument | Type |   | Notes |
|---|---|---|---|
| `sourceListId` | integer | required | Id of the negative keyword list to copy, as returned by list_negative_keywords_list. |
| `sourceChannel` | string |   | Channel the source list lives on. Default GOOGLE_ADS.one of: `GOOGLE_ADS`, `MICROSOFT_ADS` |
| `targetChannel` | string |   | Channel to create the copy on. Must differ from sourceChannel. Default MICROSOFT_ADS.one of: `GOOGLE_ADS`, `MICROSOFT_ADS` |
| `name` | string |   | Optional name for the new list. Defaults to "<source name> (<target>)", e.g. "Competitor Brands (Microsoft)". |
| `dryRun` | boolean |   | When true, preview the copy (keyword count + BROAD-to-PHRASE conversions) without creating the list. |

## 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 search tools:

- [add_keywords_to_negative_lists](https://metadata.io/developers/tools/add_keywords_to_negative_lists) Writes
- [add_negative_keyword_lists_to_live_campaigns](https://metadata.io/developers/tools/add_negative_keyword_lists_to_live_campaigns) Writes
- [create_keywords](https://metadata.io/developers/tools/create_keywords) Writes
- [create_negative_keywords_list](https://metadata.io/developers/tools/create_negative_keywords_list) Writes
- [delete_negative_keyword_lists](https://metadata.io/developers/tools/delete_negative_keyword_lists) Destructive
- [experiments_keywords_stats](https://metadata.io/developers/tools/experiments_keywords_stats) Read
- [get_negative_keywords_list_details](https://metadata.io/developers/tools/get_negative_keywords_list_details) Read
- [list_experiment_keywords](https://metadata.io/developers/tools/list_experiment_keywords) Read

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