Low Risk

get_communities

Get detected code communities (clusters of tightly-coupled modules). Returns community IDs, member counts, cohesion scores, and labels.

How to control get_communities ↓

AI agents call get_communities to retrieve information from Reporecall without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

The tool queries and retrieves pre-computed codebase analysis data (community detection results) without performing any side effects, modifications, or code execution. This is a straightforward data retrieval operation consistent with the 'Read' category.

From the tool's definition Tool returns detected code communities with IDs, member counts, cohesion scores, and labels - purely informational retrieval with no modification, deletion, or execution of code.

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

PolicyLayer is an MCP gateway — it sits between your AI agents and Reporecall, and nothing reaches the server without passing your rules. This is the rule we recommend for get_communities:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_communities": {}
  }
}

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

  1. Create a free account and register Reporecall — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Go deeper

What does the get_communities tool do? +

Get detected code communities (clusters of tightly-coupled modules). Returns community IDs, member counts, cohesion scores, and labels. It is categorised as a Read tool in the Reporecall MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_communities? +

Register the Reporecall MCP server in PolicyLayer and add a rule for get_communities: 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 Reporecall. Nothing to install.

What risk level is get_communities? +

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

Can I rate-limit get_communities? +

Yes. Add a rate_limit block to the get_communities 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_communities completely? +

Set action: deny in the PolicyLayer policy for get_communities. 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_communities? +

get_communities is provided by the Reporecall MCP server (proofofwork-agency/reporecall). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Reporecall tool call.

Deterministic rules across all 30 Reporecall tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

30 Reporecall tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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