This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/xkcd-comic.md
What xkcd_comic does on UnClick
AI agents call xkcd_comic 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.
| Parameter | Type | Required | Description |
|---|---|---|---|
number | number | Yes | Comic number |
Parameters from the server's own tool schema.
Why xkcd_comic is rated Low
This tool retrieves comic data by ID without modifying, deleting, or executing anything. It is a straightforward query operation with minimal blast radius if misused—an agent could at worst fetch unwanted comics, but no data would be modified or sensitive operations triggered.
From the tool's definition Tool name 'xkcd_comic' and description 'Get a specific xkcd comic by number' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs xkcd_comic 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 xkcd_comic, this is the rule to start with:
xkcd_comic 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 xkcd_comic call is checked against it from then on.
Questions about xkcd_comic
Get a specific xkcd comic by number. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
xkcd_comic accepts 1 parameter: number. Required: number. 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 xkcd_comic: 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.
xkcd_comic 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 xkcd_comic 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 xkcd_comic. 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.
xkcd_comic 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.
More on UnClick, and thousands of servers like it.
This server
Across the catalogue