openlibrary-get-author
Get an Open Library author record by ID (e.g.
This record as markdown: /tools/io-github-derekslinz-meta-data-mcp/openlibrary-get-author.md
What openlibrary-get-author does on Meta Data Mcp
AI agents call openlibrary-get-author to retrieve information from Meta Data Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why openlibrary-get-author is rated Low
This tool retrieves author metadata from Open Library, a public open-data API. It performs a simple lookup by ID with no ability to modify, delete, or execute operations. The blast radius of misuse is minimal—an AI agent could only retrieve publicly available author information, which poses no security, financial, or destructive risk.
From the tool's definition Tool name 'openlibrary-get-author' and description 'Get an Open Library author record by ID' indicate a retrieval operation with no side effects. The verb 'Get' and context of querying open data APIs confirm this is a read-only query.
Attacks that exploit this kind of access
The rule that runs openlibrary-get-author safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Meta Data Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For openlibrary-get-author, this is the rule to start with:
openlibrary-get-author 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 Meta Data Mcp, apply this rule, and every openlibrary-get-author call is checked against it from then on.
Questions about openlibrary-get-author
Get an Open Library author record by ID (e.g. It is categorised as a Read tool in the Meta Data Mcp MCP Server, which means it retrieves data without modifying state.
Register the Meta Data MCP server in PolicyLayer and add a rule for openlibrary-get-author: 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 Meta Data Mcp. Nothing to install.
openlibrary-get-author 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 openlibrary-get-author 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 openlibrary-get-author. 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.
openlibrary-get-author is provided by the Meta Data MCP server (pypi:meta-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Meta Data, and thousands of servers like it.
This server
Across the catalogue