hippo_detect_skill_drift
FORGIA #313 — Round 29: detect skills whose success
This record as markdown: /tools/verimem/hippo-detect-skill-drift.md
What hippo_detect_skill_drift does on Verimem
AI agents call hippo_detect_skill_drift 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_detect_skill_drift is rated Low
The tool appears to monitor or assess skill performance metrics without modifying data, executing external code, or causing irreversible changes. The context (GDPR-grade forget, audit, confidence assessment) suggests this is part of a monitoring/observability suite.
From the tool's definition Tool name 'hippo_detect_skill_drift' with description fragment 'detect skills whose success' — the verb 'detect' and lack of any modification, deletion, execution, or financial language indicate a read/query operation that analyzes or retrieves information…
Attacks that exploit this kind of access
The rule that runs hippo_detect_skill_drift 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_detect_skill_drift, this is the rule to start with:
hippo_detect_skill_drift 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_detect_skill_drift call is checked against it from then on.
Questions about hippo_detect_skill_drift
FORGIA #313 — Round 29: detect skills whose success. 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_detect_skill_drift: 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_detect_skill_drift 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_detect_skill_drift 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_detect_skill_drift. 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_detect_skill_drift 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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