ft_validate_shapes
A read tool on the Blender Copilot MCP server.
This record as markdown: /tools/dwgx-blender-copilot/ft-validate-shapes.md
What ft_validate_shapes does on Blender Copilot MCP Server
AI agents call ft_validate_shapes to retrieve information from Blender Copilot 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 ft_validate_shapes is rated Low
The name suggests a validation/read operation on shapes (likely blend shapes or shape keys in a Blender/VRChat avatar context). Validation typically reads data and reports issues without modifying anything. However, the description is empty, lowering confidence significantly.
From the tool's definition Tool name 'ft_validate_shapes' and empty description. 'validate' suggests a read/check operation.
Attacks that exploit this kind of access
The rule that runs ft_validate_shapes safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Blender Copilot MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For ft_validate_shapes, this is the rule to start with:
ft_validate_shapes 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 Blender Copilot MCP Server, apply this rule, and every ft_validate_shapes call is checked against it from then on.
Questions about ft_validate_shapes
ft_validate_shapes is a read tool on the Blender Copilot MCP Server MCP server. It is categorised as a Read tool in the Blender Copilot MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Blender Copilot MCP Server MCP server in PolicyLayer and add a rule for ft_validate_shapes: 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 Blender Copilot MCP Server. Nothing to install.
ft_validate_shapes 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 ft_validate_shapes 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 ft_validate_shapes. 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.
ft_validate_shapes is provided by the Blender Copilot MCP Server MCP server (dwgx/blender-copilot). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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