Delete a guardrail from Infracost Cloud. Requires INFRACOST_SERVICE_TOKEN environment variable.
AI agents call infracost_cloud_delete_guardrail to permanently remove resources in Infracost MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool permanently removes a guardrail (a cost control policy that prevents overspending in cloud infrastructure). Deletion is irreversible and impacts organizational cost governance. While not directly financial, it disables a safeguard against financial risk, making it destructive rather than merely write-level.
From the tool's definition Tool name contains 'delete' and description states 'Delete a guardrail from Infracost Cloud' - irreversibly removes a configured cost control policy without undo mechanism.
Attacks that exploit this kind of access
Delete a guardrail from Infracost Cloud. Requires INFRACOST_SERVICE_TOKEN environment variable. It is categorised as a Destructive tool in the Infracost MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Infracost MCP Server MCP server in PolicyLayer and add a rule for infracost_cloud_delete_guardrail: 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 Infracost MCP Server. Nothing to install.
infracost_cloud_delete_guardrail is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the infracost_cloud_delete_guardrail 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 infracost_cloud_delete_guardrail. 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.
infracost_cloud_delete_guardrail is provided by the Infracost MCP Server MCP server (phildougherty/infracost_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
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