get_duplicate_contact
Check for duplicate contacts by email or phone
This record as markdown: /tools/hooker-dev-hailey-mcp/get-duplicate-contact.md
What get_duplicate_contact does on GoHighLevel MCP Server
AI agents call get_duplicate_contact to retrieve information from GoHighLevel MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_duplicate_contact is rated Low
This tool performs a read-only search operation to identify potential duplicate contacts in the CRM system. It queries existing data by email or phone parameters and returns results, with no side effects, data modification, or irreversible actions. The low severity reflects minimal risk—duplicate detection itself does not alter records, though the results might inform downstream actions by other tools.
From the tool's definition Tool name 'get_duplicate_contact' and description 'Check for duplicate contacts by email or phone' indicate a query/lookup operation that retrieves information without modifying or deleting data.
Attacks that exploit this kind of access
The rule that runs get_duplicate_contact safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GoHighLevel MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_duplicate_contact, this is the rule to start with:
get_duplicate_contact is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect GoHighLevel MCP Server, apply this rule, and every get_duplicate_contact call is checked against it from then on.
Questions about get_duplicate_contact
Check for duplicate contacts by email or phone. It is categorised as a Read tool in the GoHighLevel MCP Server MCP Server, which means it retrieves data without modifying state.
Register the GoHighLevel MCP Server MCP server in PolicyLayer and add a rule for get_duplicate_contact: 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 GoHighLevel MCP Server. Nothing to install.
get_duplicate_contact is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_duplicate_contact 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 get_duplicate_contact. 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.
get_duplicate_contact is provided by the GoHighLevel MCP Server MCP server (hooker-dev/hailey-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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