memory_add_rule_bulk · Claude Memory MCP: Risk & Policy

WHAT IT DOES

What memory_add_rule_bulk does on Claude Memory MCP

AI agents use memory_add_rule_bulk to create or update resources in Claude Memory MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Claude Memory MCP environment.

WHY IT NEEDS A POLICY

Why memory_add_rule_bulk needs a policy

This tool creates or modifies rule configurations (Write category) rather than merely reading or deleting them. While not Financial or Destructive, the bulk application across multiple projects elevates severity to 'high' due to the potential for widespread unintended configuration changes if misused by an AI agent.

From the tool's definition Tool name 'memory_add_rule_bulk' and description 'Add one rule to many projects at once' indicate creation/modification of rule configurations across multiple projects.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

memory_add_rule_bulk Rate-limited

memory_add_rule_bulk stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "memory_add_rule_bulk": {
      "limits": [
        {
          "counter": "memory_add_rule_bulk_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Claude Memory MCP, so you can run agents against it safely.

FAQ

Questions about memory_add_rule_bulk

What does the memory_add_rule_bulk tool do? +

Add one rule to many projects at once. It is categorised as a Write tool in the Claude Memory MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on memory_add_rule_bulk? +

Register the Claude Memory MCP server in PolicyLayer and add a rule for memory_add_rule_bulk: 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 Claude Memory MCP. Nothing to install.

What risk level is memory_add_rule_bulk? +

memory_add_rule_bulk is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit memory_add_rule_bulk? +

Yes. Add a rate_limit block to the memory_add_rule_bulk 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 memory_add_rule_bulk completely? +

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

memory_add_rule_bulk is provided by the Claude Memory MCP server (navid-kianfar/claude-memory-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.