ghl_update_phone_number
Update settings for a purchased phone number including forwarding rules, messaging, and friendly name.
This record as markdown: /tools/busybee3333-go-high-level-mcp-2026-complete/ghl-update-phone-number.md
What ghl_update_phone_number does on GoHighLevel MCP Server
AI agents use ghl_update_phone_number 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 ghl_update_phone_number is rated Medium
This is a Write operation: it creates or modifies data reversibly. Updating phone settings (forwarding rules, messaging, friendly name) changes CRM configuration but does not delete data, execute code, or move money.
From the tool's definition Tool name 'ghl_update_phone_number' and description state it 'Update settings for a purchased phone number including forwarding rules, messaging, and friendly name' — this modifies phone number configuration reversibly.
Attacks that exploit this kind of access
The rule that runs ghl_update_phone_number 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 ghl_update_phone_number, this is the rule to start with:
ghl_update_phone_number 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 ghl_update_phone_number call is checked against it from then on.
Questions about ghl_update_phone_number
Update settings for a purchased phone number including forwarding rules, messaging, and friendly name. 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 ghl_update_phone_number: 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.
ghl_update_phone_number 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 ghl_update_phone_number 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 ghl_update_phone_number. 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.
ghl_update_phone_number is provided by the GoHighLevel MCP Server MCP server (busybee3333/go-high-level-mcp-2026-complete). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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