create_contact_advanced
A write tool on the MCP Google Contacts MCP server.
This record as markdown: /tools/4tal-mcp-google-contacts/create-contact-advanced.md
What create_contact_advanced does on MCP Google Contacts Server
AI agents use create_contact_advanced to create or update resources in MCP Google Contacts Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCP Google Contacts Server environment.
Why create_contact_advanced is rated Medium
This tool creates new contact records, which is a reversible Write operation. Severity is medium because unauthorized contact creation in Google Contacts could lead to data pollution, information disclosure if sensitive contact details are added, or confusion in organizational directories, but the operation is reversible via deletion.
From the tool's definition Tool name 'create_contact_advanced' and sibling tools 'create_contact', 'create_contact_group' indicate contact creation/modification capabilities. Server description states 'creating, searching, and updating contacts'.
Attacks that exploit this kind of access
The rule that runs create_contact_advanced safely
PolicyLayer is an MCP gateway: it sits between your AI agents and MCP Google Contacts Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_contact_advanced, this is the rule to start with:
create_contact_advanced 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.
The button opens the PolicyLayer dashboard: create your workspace, connect MCP Google Contacts Server, apply this rule, and every create_contact_advanced call is checked against it from then on.
Questions about create_contact_advanced
create_contact_advanced is a write tool on the MCP Google Contacts Server MCP server. It is categorised as a Write tool in the MCP Google Contacts Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the MCP Google Contacts Server MCP server in PolicyLayer and add a rule for create_contact_advanced: 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 MCP Google Contacts Server. Nothing to install.
create_contact_advanced 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_contact_advanced 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_contact_advanced. 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_contact_advanced is provided by the MCP Google Contacts Server MCP server (4tal/mcp-google-contacts). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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