bls.macro.series
Fetch one or more U.S. Bureau of Labor Statistics (BLS) time series by series ID. Accepts up to 5 comma-separated series IDs and an optional year range (up to 10 years with a registered key). Returns chronological data points with year, period, period name, and numeric value. Common series IDs: C...
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What bls.macro.series does on Apibase
AI agents call bls.macro.series to retrieve information from Apibase 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 |
|---|---|---|---|
end_year | integer | — | Last year of data to retrieve (default: current year). Max 10-year span per BLS limits. |
series_ids | string | Yes | Comma-separated BLS series ID(s), up to 5 (e.g. "CUUR0000SA0,LNS14000000"). Find IDs at bls.gov/data. |
start_year | integer | — | First year of data to retrieve (default: current year - 2). |
Parameters from the server's own tool schema.
Why bls.macro.series is rated Low
Tool retrieves public U.S. economic statistics without modification or execution capability.
From the tool's definition Fetch time series data, returns chronological data points, no side effects.
Risk signalsBulk/mass operation — affects multiple targets
Attacks that exploit this kind of access
The rule that runs bls.macro.series safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Apibase, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For bls.macro.series, this is the rule to start with:
bls.macro.series 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 Apibase, apply this rule, and every bls.macro.series call is checked against it from then on.
Questions about bls.macro.series
Fetch one or more U.S. Bureau of Labor Statistics (BLS) time series by series ID. Accepts up to 5 comma-separated series IDs and an optional year range (up to 10 years with a registered key). Returns chronological data points with year, period, period name, and numeric value. Common series IDs: CUUR0000SA0 (CPI All Items), LNS14000000 (Unemployment Rate), CES0000000001 (Total Nonfarm Payrolls), PRS85006092 (Nonfarm Business Productivity), CIU1010000000000A (Employment Cost Index). Find additional series IDs at bls.gov/data/. US Gov public domain, no upstream cost. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
bls.macro.series accepts 3 parameters: end_year, series_ids, start_year. Required: series_ids. The full parameter table on this page comes from the server's own tool schema.
Register the Apibase MCP server in PolicyLayer and add a rule for bls.macro.series: 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 Apibase. Nothing to install.
bls.macro.series 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 bls.macro.series 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 bls.macro.series. 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.
bls.macro.series is provided by the Apibase MCP server (apibase-mcp-client). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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