Fetch BLS time series data. Returns monthly/annual data for up to 50 series.
AI agents call query to retrieve information from BLS (Bureau of Labor Statistics) MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical economic data from the Bureau of Labor Statistics with no side effects. It performs a read-only query operation against a public data source. The query parameter constraints (up to 50 series) and the nature of BLS data (historical statistics) further confirm this is a safe, informational retrieval mechanism with minimal blast radius if misused by an AI agent.
From the tool's definition Tool description states 'Fetch BLS time series data' with no mention of modification, deletion, or execution capabilities. The verb 'Fetch' and context of querying labor statistics indicate data retrieval only.
Attacks that exploit this kind of access
Fetch BLS time series data. Returns monthly/annual data for up to 50 series. It is categorised as a Read tool in the BLS (Bureau of Labor Statistics) MCP Server MCP Server, which means it retrieves data without modifying state.
Register the BLS (Bureau of Labor Statistics) MCP Server MCP server in PolicyLayer and add a rule for query: 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 BLS (Bureau of Labor Statistics) MCP Server. Nothing to install.
query 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 query 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 query. 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.
query is provided by the BLS (Bureau of Labor Statistics) MCP Server MCP server (shawndrake2/mcp-bls). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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