upsert-contact
Please find the list of acceptable values for the \
This record as markdown: /tools/drausal-gohighlevel-mcp/upsert-contact.md
What upsert-contact does on GoHighLevel MCP Server
AI agents use upsert-contact to create or update resources in GoHighLevel MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your GoHighLevel MCP Server environment.
Why upsert-contact is rated Medium
Upsert operations create new records or update existing ones reversibly. In a CRM context, modifying contact data is a Write action—it changes persistent business data but can be undone (contacts can be edited or deleted later). Severity is medium because contact data manipulation could affect business operations and customer interactions, but it's not destructive (irreversible) or financial in nature.
From the tool's definition Tool name 'upsert-contact' indicates it creates or modifies contact records (upsert = insert or update). The description is truncated ('Please find the list of acceptable values for the \') and uninformative, but the operation name alone signals a reversible…
Attacks that exploit this kind of access
The rule that runs upsert-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 upsert-contact, this is the rule to start with:
upsert-contact 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 GoHighLevel MCP Server, apply this rule, and every upsert-contact call is checked against it from then on.
Questions about upsert-contact
Please find the list of acceptable values for the \. It is categorised as a Write tool in the GoHighLevel MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the GoHighLevel MCP Server MCP server in PolicyLayer and add a rule for upsert-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.
upsert-contact 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 upsert-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 upsert-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.
upsert-contact is provided by the GoHighLevel MCP Server MCP server (drausal/gohighlevel-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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