census.zipcode

US Census ACS 5-year demographics for a ZIP/ZCTA — population, income, housing, education.

SERVERMcp SOURCE@2sio/mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-2s-io-mcp/census.zipcode.md

WHAT IT DOES

What census.zipcode does on Mcp

AI agents call census.zipcode to retrieve information from Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why census.zipcode is rated Low

This tool retrieves pre-computed demographic statistics from US Census data sources. It is a pure read operation that queries and returns data without any side effects, modifications, or ability to alter underlying data. The data returned (population counts, income statistics, housing data, education metrics) are informational only. No destructive, financial, or executable operations are possible with this tool.

From the tool's definition Tool description specifies 'demographics for a ZIP/ZCTA — population, income, housing, education'. These are all retrieval and query operations of public statistical data with no modification, deletion, or execution capabilities.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs census.zipcode safely

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

census.zipcode Allowed

census.zipcode is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "census.zipcode": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about census.zipcode

What does the census.zipcode tool do? +

US Census ACS 5-year demographics for a ZIP/ZCTA — population, income, housing, education. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on census.zipcode? +

Register the MCP server in PolicyLayer and add a rule for census.zipcode: 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 Mcp. Nothing to install.

What risk level is census.zipcode? +

census.zipcode is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit census.zipcode? +

Yes. Add a rate_limit block to the census.zipcode 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 census.zipcode completely? +

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

census.zipcode is provided by the MCP server (@2sio/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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