bts.freight.indicators
Access weekly and monthly supply chain performance indicators from BTS, including containerized import/export volumes at US ports, railroad terminal dwell times, truck speeds at bottleneck locations, freight rates (Shanghai–LA), vessel waiting times, carrier employment, and the Freight Transporta...
This record as markdown: /tools/io-github-whiteknightonhorse-apibase/bts.freight.indicators.md
What bts.freight.indicators does on Apibase
AI agents call bts.freight.indicators 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 |
|---|---|---|---|
year | integer | — | Filter by year (e.g. 2024). Data available from 2019. |
limit | integer | — | Maximum number of indicator records to return (1–500, default 20). |
end_date | string | — | End of date range in YYYY-MM-DD format (e.g. "2024-12-31"). |
indicator | string | — | Partial name of the indicator to filter by (e.g. "Freight Transportation Services Index", "Containerized Imports", "Railroad", "Truck Speed"). Case-insensitive |
start_date | string | — | Start of date range in YYYY-MM-DD format (e.g. "2024-01-01"). |
Parameters from the server's own tool schema.
Why bts.freight.indicators is rated Low
Tool retrieves freight metrics from public US government data; no modifications, deletions, or external operations performed.
From the tool's definition Access weekly and monthly supply chain performance indicators, filter by indicator name, year, or date range.
Attacks that exploit this kind of access
The rule that runs bts.freight.indicators 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 bts.freight.indicators, this is the rule to start with:
bts.freight.indicators 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 bts.freight.indicators call is checked against it from then on.
Questions about bts.freight.indicators
Access weekly and monthly supply chain performance indicators from BTS, including containerized import/export volumes at US ports, railroad terminal dwell times, truck speeds at bottleneck locations, freight rates (Shanghai–LA), vessel waiting times, carrier employment, and the Freight Transportation Services Index. Filter by indicator name (partial match), year, or date range. Source: BTS Supply Chain and Freight Indicators (Socrata y5ut-ibwt). No auth — US Gov public domain. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
bts.freight.indicators accepts 5 parameters: year, limit, end_date, indicator, start_date. 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 bts.freight.indicators: 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.
bts.freight.indicators 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 bts.freight.indicators 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 bts.freight.indicators. 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.
bts.freight.indicators 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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