hippo_plan_forward

FORGIA #208 — Pezzo B forward planning. Hippocampal

SERVERVerimem SOURCEaureliocpr-ctrl/verimem

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/verimem/hippo-plan-forward.md

WHAT IT DOES

What hippo_plan_forward does on Verimem

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

RISK

Why hippo_plan_forward is rated Medium

An AI agent can call hippo_plan_forward faster than any human can review: one bad instruction and it creates or modifies resources in Verimem by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs hippo_plan_forward safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Verimem, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For hippo_plan_forward, this is the rule to start with:

hippo_plan_forward Rate-limited

hippo_plan_forward 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": {
    "hippo_plan_forward": {
      "limits": [
        {
          "counter": "hippo_plan_forward_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Verimem, apply this rule, and every hippo_plan_forward call is checked against it from then on.

FAQ

Questions about hippo_plan_forward

What does the hippo_plan_forward tool do? +

FORGIA #208 — Pezzo B forward planning. Hippocampal. It is categorised as a Write tool in the Verimem MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on hippo_plan_forward? +

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

What risk level is hippo_plan_forward? +

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

Can I rate-limit hippo_plan_forward? +

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

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

hippo_plan_forward is provided by the Verimem MCP server (aureliocpr-ctrl/verimem). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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