swissnbm.fx.rates
Retrieve Swiss National Bank official CHF exchange rates for 27 currencies including EUR, USD, GBP, JPY, CNY and more. Returns monthly average or end-of-month fixing values as reported by the SNB at 11 am. Covers historical series back to 1914 for major currencies; specify limit to control how ma...
This record as markdown: /tools/io-github-whiteknightonhorse-apibase/swissnbm.fx.rates.md
What swissnbm.fx.rates does on Apibase
AI agents call swissnbm.fx.rates 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 most recent monthly observations to return per currency (1–120, default 24). |
period | string | — | Rate type: "monthly_avg" for monthly average (default) or "end_of_month" for end-of-month fixing. |
Parameters from the server's own tool schema.
Why swissnbm.fx.rates is rated Low
Tool retrieves historical currency exchange rate data without modification or side effects; purely informational query.
From the tool's definition Retrieve Swiss National Bank official CHF exchange rates, returns monthly average or end-of-month fixing values.
Attacks that exploit this kind of access
The rule that runs swissnbm.fx.rates 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 swissnbm.fx.rates, this is the rule to start with:
swissnbm.fx.rates 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 swissnbm.fx.rates call is checked against it from then on.
Questions about swissnbm.fx.rates
Retrieve Swiss National Bank official CHF exchange rates for 27 currencies including EUR, USD, GBP, JPY, CNY and more. Returns monthly average or end-of-month fixing values as reported by the SNB at 11 am. Covers historical series back to 1914 for major currencies; specify limit to control how many recent monthly periods are returned (default 24 months). Ideal for CHF valuation, Swiss currency analysis, and monetary research. Source: Swiss National Bank data.snb.ch (cube: devkum), Swiss OGD open license, no auth. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
swissnbm.fx.rates accepts 2 parameters: limit, period. 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 swissnbm.fx.rates: 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.
swissnbm.fx.rates 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 swissnbm.fx.rates 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 swissnbm.fx.rates. 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.
swissnbm.fx.rates 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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