AI agents call openaq_air_quality to retrieve information from UnClick without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
city | string | — | |
limit | number | — | |
country | string | — | |
parameter | string | — |
Parameters from the server's own tool schema.
This tool retrieves air quality information from an external data source (OpenAQ API). It performs a read-only query operation that returns public environmental data without creating, modifying, deleting, or executing any operations. No financial or destructive capabilities are present.
From the tool's definition Tool description states 'Get air quality data for a location from OpenAQ' — uses verb 'Get' which indicates data retrieval with no modification or side effects.
Attacks that exploit this kind of access
Get air quality data for a location from OpenAQ. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
openaq_air_quality accepts 4 parameters: city, limit, country, parameter. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for openaq_air_quality: 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_air_quality 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_air_quality 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_air_quality. 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_air_quality is provided by the UnClick MCP server (@unclick/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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