AI agents use create_google_ads_link to create or update resources in Google Ads — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Google Ads environment.
This tool creates a new link resource in Google Ads, which is a reversible write operation. It does not execute arbitrary code, delete data, or move money. However, establishing product links in Google Ads can have operational consequences for ad campaigns and budget allocation if misconfigured, warranting medium severity.
From the tool's definition Tool name 'create_google_ads_link' and description 'Create a Google Ads product link' indicate creation of a new resource. The server wraps Google Ads API v20 for managing campaigns, budgets, and related entities.
Documented attack patterns abuse exactly the kind of access create_google_ads_link gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Google Ads, and nothing reaches the server without passing your rules. This is the rule we recommend for create_google_ads_link:
{
"version": "1",
"default": "deny",
"tools": {
"create_google_ads_link": {
"limits": [
{
"counter": "create_google_ads_link_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}create_google_ads_link stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
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Create a Google Ads product link. It is categorised as a Write tool in the Google Ads MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Google Ads MCP server in PolicyLayer and add a rule for create_google_ads_link: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Google Ads. Nothing to install.
create_google_ads_link is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the create_google_ads_link rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for create_google_ads_link. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
create_google_ads_link is provided by the Google Ads MCP server (promobase/google-ads-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Google Ads, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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59 Google Ads tools catalogued and risk-classified — across an index of 43,000+ MCP servers.