treasuryfiscal.yield.quarterly
Get the quarterly average yield of the US Treasury securities portfolio (Uniform Treasury Tax and Loan Program). Reports the annualized yield percentage for each fiscal quarter. Default returns the 8 most recent quarters (2 years). Example: Q1 2026 yield = 3.27%. Useful for tracking long-term tre...
This record as markdown: /tools/io-github-whiteknightonhorse-apibase/treasuryfiscal.yield.quarterly.md
What treasuryfiscal.yield.quarterly does on Apibase
AI agents call treasuryfiscal.yield.quarterly 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 |
|---|---|---|---|
limit | integer | — | Number of quarterly yield records to return (1–40). Default 8 returns 2 years of data. Each record covers one fiscal quarter. Yield is expressed as an annual pe |
Parameters from the server's own tool schema.
Why treasuryfiscal.yield.quarterly is rated Low
Tool retrieves historical US Treasury yield data with no side effects or external state modification.
From the tool's definition Get the quarterly average yield of the US Treasury securities portfolio
Attacks that exploit this kind of access
The rule that runs treasuryfiscal.yield.quarterly 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 treasuryfiscal.yield.quarterly, this is the rule to start with:
treasuryfiscal.yield.quarterly 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 treasuryfiscal.yield.quarterly call is checked against it from then on.
Questions about treasuryfiscal.yield.quarterly
Get the quarterly average yield of the US Treasury securities portfolio (Uniform Treasury Tax and Loan Program). Reports the annualized yield percentage for each fiscal quarter. Default returns the 8 most recent quarters (2 years). Example: Q1 2026 yield = 3.27%. Useful for tracking long-term trends in the cost of US government borrowing. Source: US Treasury Fiscal Data — utf_qtr_yields, no auth, commercial use permitted. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
treasuryfiscal.yield.quarterly accepts 1 parameter: limit. 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 treasuryfiscal.yield.quarterly: 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.
treasuryfiscal.yield.quarterly 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 treasuryfiscal.yield.quarterly 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 treasuryfiscal.yield.quarterly. 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.
treasuryfiscal.yield.quarterly 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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