hippo_outcome_timeseries
FORGIA #224 — outcome timeseries. Per-day or
This record as markdown: /tools/verimem/hippo-outcome-timeseries.md
What hippo_outcome_timeseries does on Verimem
AI agents call hippo_outcome_timeseries 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_outcome_timeseries is rated Low
This tool appears to retrieve or query historical outcome data indexed by time (per-day basis). No modification, deletion, execution, or financial operations are indicated. The 'timeseries' pattern combined with a memory/recall-focused server (verimem) suggests read-only data retrieval.
From the tool's definition Tool name 'hippo_outcome_timeseries' and description 'outcome timeseries. Per-day or...' indicate retrieval of time-series data about outcomes. The incomplete description suggests querying or fetching historical outcome data organized by time periods.
Attacks that exploit this kind of access
The rule that runs hippo_outcome_timeseries 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_outcome_timeseries, this is the rule to start with:
hippo_outcome_timeseries 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_outcome_timeseries call is checked against it from then on.
Questions about hippo_outcome_timeseries
FORGIA #224 — outcome timeseries. Per-day or. 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_outcome_timeseries: 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_outcome_timeseries 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_outcome_timeseries 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_outcome_timeseries. 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_outcome_timeseries 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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