Get detailed metadata for a specific Zotero item (literature database item, publication item) by its key.
AI agents call zotero_get_item_metadata to retrieve information from Zotero MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns metadata from a reference library without modifying, executing, or deleting anything. It is a straightforward retrieval operation that poses minimal risk when misused—an AI agent could only over-call it or leak information already accessible in the user's library. No destructive, financial, or execution capabilities are present.
From the tool's definition Tool retrieves 'detailed metadata for a specific Zotero item' by key. The verb 'get' and operation of fetching metadata indicates a read-only data retrieval operation with no side effects.
Attacks that exploit this kind of access
Get detailed metadata for a specific Zotero item (literature database item, publication item) by its key. It is categorised as a Read tool in the Zotero MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Zotero MCP Server MCP server in PolicyLayer and add a rule for zotero_get_item_metadata: 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 Zotero MCP Server. Nothing to install.
zotero_get_item_metadata 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 zotero_get_item_metadata 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 zotero_get_item_metadata. 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.
zotero_get_item_metadata is provided by the Zotero MCP Server MCP server (tspspi/zotero-mcp-postgres-ollama-fulltext). 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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