crow_paperless_correspondents
List all correspondents or create a new correspondent in Paperless-ngx
This record as markdown: /tools/kh0pper-crow/crow-paperless-correspondents.md
What crow_paperless_correspondents does on Crow
AI agents use crow_paperless_correspondents to create or update resources in Crow, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Crow environment.
Why crow_paperless_correspondents is rated Medium
The tool performs both read and write operations. The ability to create new correspondents in a document management system represents a reversible write operation that modifies the system's state. While listing correspondents is a Read operation, the creation capability elevates this to Write category.
From the tool's definition Tool description explicitly states it can 'create a new correspondent' in Paperless-ngx, which is a reversible data creation operation. The tool also retrieves existing correspondents ('List all correspondents'), but the write capability is present.
Attacks that exploit this kind of access
The rule that runs crow_paperless_correspondents safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Crow, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For crow_paperless_correspondents, this is the rule to start with:
crow_paperless_correspondents stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Crow, apply this rule, and every crow_paperless_correspondents call is checked against it from then on.
Questions about crow_paperless_correspondents
List all correspondents or create a new correspondent in Paperless-ngx. It is categorised as a Write tool in the Crow MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Crow MCP server in PolicyLayer and add a rule for crow_paperless_correspondents: 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 Crow. Nothing to install.
crow_paperless_correspondents is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the crow_paperless_correspondents 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 crow_paperless_correspondents. 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.
crow_paperless_correspondents is provided by the Crow MCP server (kh0pper/crow). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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