List groups in Planning Center Groups. Args: - query (string, optional): Search groups by name - where_group_type_id (string, optional): Filter by group type ID - limit (number): Max results (1-100, default 25) - offset (number): Pagination offset (default 0) - response_format (
AI agents call pco_list_groups to retrieve information from Planning Center Online MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and lists group data from Planning Center Online with no side effects. The optional query and filtering parameters allow searching but do not modify any data. Pagination parameters are standard for read operations. No creation, modification, deletion, execution, or financial operations are indicated.
From the tool's definition Tool name 'pco_list_groups' and description 'List groups in Planning Center Groups' indicate a retrieval operation.
Attacks that exploit this kind of access
List groups in Planning Center Groups. Args: - query (string, optional): Search groups by name - where_group_type_id (string, optional): Filter by group type ID - limit (number): Max results (1-100, default 25) - offset (number): Pagination offset (default 0) - response_format (. It is categorised as a Read tool in the Planning Center Online MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Planning Center Online MCP Server MCP server in PolicyLayer and add a rule for pco_list_groups: 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 Planning Center Online MCP Server. Nothing to install.
pco_list_groups 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 pco_list_groups 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 pco_list_groups. 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.
pco_list_groups is provided by the Planning Center Online MCP Server MCP server (tracsoftllc/pco-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.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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