openaq_countries
List countries with air quality data on OpenAQ.
This record as markdown: /tools/creativelead-unclick/openaq-countries.md
What openaq_countries does on UnClick
AI agents call openaq_countries to retrieve information from UnClick without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why openaq_countries is rated Low
This tool performs a simple read operation to enumerate countries available in the OpenAQ air quality database. It has no side effects, cannot modify data, and poses minimal security risk if misused by an AI agent. The worst-case scenario would be information disclosure of publicly available data.
From the tool's definition Tool description states 'List countries with air quality data on OpenAQ.' The verb 'list' indicates a retrieval operation that queries existing data without modification, deletion, or execution of arbitrary code.
Attacks that exploit this kind of access
The rule that runs openaq_countries safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For openaq_countries, this is the rule to start with:
openaq_countries 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 UnClick, apply this rule, and every openaq_countries call is checked against it from then on.
Questions about openaq_countries
List countries with air quality data on OpenAQ. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
Register the UnClick MCP server in PolicyLayer and add a rule for openaq_countries: 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 UnClick. Nothing to install.
openaq_countries 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 openaq_countries 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 openaq_countries. 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.
openaq_countries is provided by the UnClick MCP server (creativelead/unclick). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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