hippo_rank_skills_roi
FORGIA #296 — Round 12: rank skills by ROI =
This record as markdown: /tools/verimem/hippo-rank-skills-roi.md
What hippo_rank_skills_roi does on Verimem
AI agents call hippo_rank_skills_roi to retrieve information from Verimem without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why hippo_rank_skills_roi is rated Low
The tool retrieves and analyzes data (skills and ROI metrics) to produce a ranked output. This is a read-only analytical operation with no side effects—it neither modifies state, executes code, deletes data, nor commits financial transactions. The context of a 'memory engine' and sibling tools like 'hippo_assess_confidence' and 'hippo_audit_summary' reinforce that this is part of a querying/analysis subsystem.
From the tool's definition Tool ranks skills by ROI; performs analysis and sorting of existing data with no modification, deletion, or execution of external operations. Purely evaluative/informational function.
Attacks that exploit this kind of access
The rule that runs hippo_rank_skills_roi 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_rank_skills_roi, this is the rule to start with:
hippo_rank_skills_roi is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Verimem, apply this rule, and every hippo_rank_skills_roi call is checked against it from then on.
Questions about hippo_rank_skills_roi
FORGIA #296 — Round 12: rank skills by ROI =. It is categorised as a Read tool in the Verimem MCP Server, which means it retrieves data without modifying state.
Register the Verimem MCP server in PolicyLayer and add a rule for hippo_rank_skills_roi: 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.
hippo_rank_skills_roi 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 hippo_rank_skills_roi 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 hippo_rank_skills_roi. 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.
hippo_rank_skills_roi 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.
More on Verimem, and thousands of servers like it.
This server
Across the catalogue