Permanently delete a custom emoji
Risk signalsRemoves emoji from entire workspace
Part of the Google Workspace Chat (gws CLI) server.
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AI agents may call chat_customEmojis_delete to permanently remove or destroy resources in Google Workspace Chat (gws CLI). Without a policy, an autonomous agent could delete critical data in a loop with no way to undo the damage. PolicyLayer blocks destructive tools by default and requires explicit human approval before enabling them.
Without a policy, an AI agent could call chat_customEmojis_delete in a loop, permanently destroying resources in Google Workspace Chat (gws CLI). There is no undo for destructive operations. PolicyLayer blocks this tool by default and only allows it when a human explicitly approves the action.
Destructive tools permanently remove data. Block by default. Only enable with explicit approval workflows.
{
"version": "1",
"default": "deny",
"hide": [
"chat_customEmojis_delete"
]
}See the full Google Workspace Chat (gws CLI) policy for all 37 tools.
These attack patterns abuse exactly the kind of access chat_customEmojis_delete gives an agent. Each links to the full case and the policy that stops it:
Other destructive tools across the catalogue. The same approach applies to each: deny by default, or require human approval.
Permanently delete a custom emoji. It is categorised as a Destructive tool in the Google Workspace Chat (gws CLI) MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Google Workspace Chat (gws CLI) MCP server in PolicyLayer and add a rule for chat_customEmojis_delete: 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 Google Workspace Chat (gws CLI). Nothing to install.
chat_customEmojis_delete 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 chat_customEmojis_delete 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 chat_customEmojis_delete. 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.
chat_customEmojis_delete is provided by the Google Workspace Chat (gws CLI) MCP server (@gws mcp -s chat). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 37 Google Workspace Chat (gws CLI) tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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