spreadsheet_get_cell
A read tool on the FreeCAD Robust MCP server.
This record as markdown: /tools/spkane-freecad-addon-robust-mcp-server/spreadsheet-get-cell.md
What spreadsheet_get_cell does on FreeCAD Robust MCP Server
AI agents call spreadsheet_get_cell to retrieve information from FreeCAD Robust MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why spreadsheet_get_cell is rated Low
The tool appears designed to query or retrieve cell values from a spreadsheet within FreeCAD, which is a non-destructive read operation with no side effects. While the description is empty (lowering confidence slightly), the naming convention strongly suggests data retrieval only. Misuse would have minimal blast radius—at worst, an agent reads unintended cell values, not modifies or deletes data.
From the tool's definition Tool name 'spreadsheet_get_cell' indicates retrieval of cell data from a spreadsheet. The pattern of 'get_' prefix conventionally denotes read-only operations. No description provided to suggest otherwise.
Attacks that exploit this kind of access
The rule that runs spreadsheet_get_cell safely
PolicyLayer is an MCP gateway: it sits between your AI agents and FreeCAD Robust MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For spreadsheet_get_cell, this is the rule to start with:
spreadsheet_get_cell 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 FreeCAD Robust MCP Server, apply this rule, and every spreadsheet_get_cell call is checked against it from then on.
Questions about spreadsheet_get_cell
spreadsheet_get_cell is a read tool on the FreeCAD Robust MCP Server MCP server. It is categorised as a Read tool in the FreeCAD Robust MCP Server MCP Server, which means it retrieves data without modifying state.
Register the FreeCAD Robust MCP Server MCP server in PolicyLayer and add a rule for spreadsheet_get_cell: 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 FreeCAD Robust MCP Server. Nothing to install.
spreadsheet_get_cell 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 spreadsheet_get_cell 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 spreadsheet_get_cell. 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.
spreadsheet_get_cell is provided by the FreeCAD Robust MCP Server MCP server (spkane/freecad-addon-robust-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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