get_plan_items · Planning Center Online (PCO) MCP Server MCP

WHAT IT DOES

What get_plan_items does on Planning Center Online (PCO) MCP Server

AI agents call get_plan_items to retrieve information from Planning Center Online (PCO) MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

THE RISK

Low Risk

Why get_plan_items needs a policy

The verb 'fetch' combined with 'list of items' clearly indicates a read-only data retrieval operation. There are no side effects, modifications, deletions, or external operations triggered. This falls squarely within the Read category. The blast radius is minimal since retrieval of church planning data poses no risk of unintended data loss or unauthorized changes.

From the tool's definition Tool name 'get_plan_items' and description 'Fetch a list of items for a specific plan' indicate a query operation that retrieves data without modification.

Documented attack patterns abuse exactly the kind of access get_plan_items gives an agent:

POLICY

How to control get_plan_items

PolicyLayer is an MCP gateway — it sits between your AI agents and Planning Center Online (PCO) MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_plan_items:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_plan_items": {}
  }
}

get_plan_items is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

Create a free account and register Planning Center Online (PCO) MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

CAP THIS TOOL →

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EXPLORE

Related tools and policies

More Planning Center Online (PCO) MCP Server tools

Write assign_tags_to_song Assign tags to a specific song. Write create_song Create a new song in Planning Center Online. Read find_song_by_title Find songs by title. Read find_songs_by_tags Find songs that have all of the specified tags. Read get_all_arrangements_for_song Get a list of all the arrangements for a particular song from the Planning Center Online A Read get_arrangement_for_song Get information for a particular song from the Planning Center Online API. Read get_keys_for_arrangement_of_song Get a list of keys available for a particular song ID and arrangement ID from the Planning Read get_plan_team_members Fetch a list of team members for a specific plan.

All 13 Planning Center Online (PCO) MCP Server tools →

Read tools on other servers

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Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about get_plan_items

What does the get_plan_items tool do? +

Fetch a list of items for a specific plan. It is categorised as a Read tool in the Planning Center Online (PCO) MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_plan_items? +

Register the Planning Center Online (PCO) MCP Server MCP server in PolicyLayer and add a rule for get_plan_items: 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 (PCO) MCP Server. Nothing to install.

What risk level is get_plan_items? +

get_plan_items is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_plan_items? +

Yes. Add a rate_limit block to the get_plan_items 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.

How do I block get_plan_items completely? +

Set action: deny in the PolicyLayer policy for get_plan_items. 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.

What MCP server provides get_plan_items? +

get_plan_items is provided by the Planning Center Online (PCO) MCP Server MCP server (jake-ccnh/pco-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Planning Center Online (PCO) MCP Server tool call.

Start from Planning Center Online (PCO) MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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13 Planning Center Online (PCO) MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.