Create and apply a MoGraph Field. Args: field_type: Type of field (spherical, box, cylindrical, linear, radial, noise) target: Optional target object to apply the field to field_name: Optional name for the field parameters: Optional parameters for the field (strength, falloff)
AI agents use apply_mograph_fields to create or update resources in Cinema4D MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Cinema4D MCP Server environment.
This tool creates and applies a MoGraph Field within Cinema 4D, modifying the 3D scene by adding a new field object. This is a reversible write/create operation (the field can be deleted), affecting only the local C4D scene. No code execution, data deletion, or financial transaction is involved.
From the tool's definition "Create and apply a MoGraph Field" - creates a new field object and applies it to a target
Documented attack patterns abuse exactly the kind of access apply_mograph_fields gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Cinema4D MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for apply_mograph_fields:
{
"version": "1",
"default": "deny",
"tools": {
"apply_mograph_fields": {
"limits": [
{
"counter": "apply_mograph_fields_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}apply_mograph_fields 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.
Free to start. No card required.
Create and apply a MoGraph Field. Args: field_type: Type of field (spherical, box, cylindrical, linear, radial, noise) target: Optional target object to apply the field to field_name: Optional name for the field parameters: Optional parameters for the field (strength, falloff). It is categorised as a Write tool in the Cinema4D MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Cinema4D MCP Server MCP server in PolicyLayer and add a rule for apply_mograph_fields: 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 Cinema4D MCP Server. Nothing to install.
apply_mograph_fields 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 apply_mograph_fields 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 apply_mograph_fields. 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.
apply_mograph_fields is provided by the Cinema4D MCP Server MCP server (ttiimmaacc/cinema4d-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 25 Cinema4D MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
25 Cinema4D MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.