openlibrary_get_edition
Get a book edition from Open Library by ISBN.
This record as markdown: /tools/creativelead-unclick/openlibrary-get-edition.md
What openlibrary_get_edition does on UnClick
AI agents call openlibrary_get_edition 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 |
|---|---|---|---|
isbn | string | — |
Parameters from the server's own tool schema.
Why openlibrary_get_edition is rated Low
This tool retrieves bibliographic data from Open Library (a public, read-only API) based on an ISBN lookup. It performs no modifications, deletions, or external operations—purely a data lookup with no side effects. The blast radius of misuse is minimal (information disclosure of already-public book metadata).
From the tool's definition Tool name 'openlibrary_get_edition' and description 'Get a book edition from Open Library by ISBN' indicate a retrieval operation that queries book metadata by identifier.
Attacks that exploit this kind of access
The rule that runs openlibrary_get_edition 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 openlibrary_get_edition, this is the rule to start with:
openlibrary_get_edition 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 openlibrary_get_edition call is checked against it from then on.
Questions about openlibrary_get_edition
Get a book edition from Open Library by ISBN. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
openlibrary_get_edition accepts 1 parameter: isbn. 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 openlibrary_get_edition: 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.
openlibrary_get_edition 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_edition 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_edition. 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_edition is provided by the UnClick MCP server (creativelead/unclick). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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