gcp_billing_get_project_billing_info
Get billing info for a project
This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-billing-get-project-billing-info.md
What gcp_billing_get_project_billing_info does on GCP MCP Server
AI agents call gcp_billing_get_project_billing_info to retrieve information from GCP 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 gcp_billing_get_project_billing_info is rated Low
This tool retrieves billing information without creating, modifying, or deleting data. While billing data is sensitive, the tool itself performs a read-only query operation. Severity is low because exposure of this tool allows an AI to query billing info (potentially revealing costs or account structure) but cannot modify billing settings, charge accounts, or execute financial transactions.
From the tool's definition Tool name contains 'get' and description states 'Get billing info for a project' — a retrieval operation with no modification or side effects.
Attacks that exploit this kind of access
The rule that runs gcp_billing_get_project_billing_info safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GCP MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcp_billing_get_project_billing_info, this is the rule to start with:
gcp_billing_get_project_billing_info 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 GCP MCP Server, apply this rule, and every gcp_billing_get_project_billing_info call is checked against it from then on.
Questions about gcp_billing_get_project_billing_info
Get billing info for a project. It is categorised as a Read tool in the GCP MCP Server MCP Server, which means it retrieves data without modifying state.
Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_billing_get_project_billing_info: 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 GCP MCP Server. Nothing to install.
gcp_billing_get_project_billing_info 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 gcp_billing_get_project_billing_info 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 gcp_billing_get_project_billing_info. 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.
gcp_billing_get_project_billing_info is provided by the GCP MCP Server MCP server (ahmedselimmansor-ctrl/gcp_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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