Retrieve the most recent Wikipedia revision for an article.
AI agents call get_article_most_recent to retrieve information from Wikicitation without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries Wikipedia's revision history to fetch metadata about the most recent edit to an article. It performs a non-destructive data retrieval with no side effects, no code execution, and no data modification. The blast radius of misuse is minimal—an agent could only retrieve publicly available revision information.
From the tool's definition Tool name 'get_article_most_recent' and description 'Retrieve the most recent Wikipedia revision for an article' indicate a data retrieval operation. The word 'Retrieve' explicitly signals a read-only action with no modification, creation, or deletion of data.
Attacks that exploit this kind of access
Retrieve the most recent Wikipedia revision for an article. It is categorised as a Read tool in the Wikicitation MCP Server, which means it retrieves data without modifying state.
Register the Wikicitation MCP server in PolicyLayer and add a rule for get_article_most_recent: 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 Wikicitation. Nothing to install.
get_article_most_recent 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 get_article_most_recent 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 get_article_most_recent. 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.
get_article_most_recent is provided by the Wikicitation MCP server (jsobel1/wikicitation-mcp). 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.
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