util_volatility_sample
Estimate descriptive sample volatility from caller-supplied returns.
This record as markdown: /tools/io-github-davidmosiah-delx-protocol/util-volatility-sample.md
What util_volatility_sample does on Delx Protocol — Agent Recovery & Continuity
AI agents call util_volatility_sample to retrieve information from Delx Protocol — Agent Recovery & Continuity without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
returns | array | Yes | Caller-supplied period returns for sample volatility. |
periods_per_year | number | — | Annualization factor (e.g. 365 for daily). |
Parameters from the server's own tool schema.
Why util_volatility_sample is rated Low
Even though util_volatility_sample only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs util_volatility_sample safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Delx Protocol — Agent Recovery & Continuity, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For util_volatility_sample, this is the rule to start with:
util_volatility_sample 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 Delx Protocol — Agent Recovery & Continuity, apply this rule, and every util_volatility_sample call is checked against it from then on.
Questions about util_volatility_sample
Estimate descriptive sample volatility from caller-supplied returns. It is categorised as a Read tool in the Delx Protocol — Agent Recovery & Continuity MCP Server, which means it retrieves data without modifying state.
util_volatility_sample accepts 2 parameters: returns, periods_per_year. Required: returns. The full parameter table on this page comes from the server's own tool schema.
Register the Delx Protocol — Agent Recovery & Continuity MCP server in PolicyLayer and add a rule for util_volatility_sample: 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 Delx Protocol — Agent Recovery & Continuity. Nothing to install.
util_volatility_sample 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 util_volatility_sample 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 util_volatility_sample. 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.
util_volatility_sample is provided by the Delx Protocol — Agent Recovery & Continuity MCP server (https://api.delx.ai/v1/mcp?src=registry). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Delx Protocol — Agent Recovery & Continuity, and thousands of servers like it.
Across the catalogue