Medium Risk

revit_create_wall

Create a wall in Revit between two points.

How to control revit_create_wall ↓

What revit_create_wall does on RevitMCPBridge2026

AI agents use revit_create_wall to create or update resources in RevitMCPBridge2026 — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your RevitMCPBridge2026 environment.

Medium Risk

Why revit_create_wall needs a policy

This tool creates a new architectural element in a live Revit project, which modifies the model state reversibly (walls can be deleted). While not destructive (deletable/undoable), it is a write operation with high severity due to the broad blast radius: an AI agent could create numerous unwanted walls, corrupt the building design, compromise structural integrity representation, or invalidate downstream construction…

From the tool's definition Tool name 'revit_create_wall' and description 'Create a wall in Revit between two points' explicitly indicate creation of new data (a wall element) in the Revit BIM model. This is a reversible modification operation.

Documented attack patterns abuse exactly the kind of access revit_create_wall gives an agent:

How to control revit_create_wall

PolicyLayer is an MCP gateway — it sits between your AI agents and RevitMCPBridge2026, and nothing reaches the server without passing your rules. This is the rule we recommend for revit_create_wall:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "revit_create_wall": {
      "limits": [
        {
          "counter": "revit_create_wall_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

revit_create_wall 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.

  1. Create a free account and register RevitMCPBridge2026 — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

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Related tools and policies

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Questions about revit_create_wall

What does the revit_create_wall tool do? +

Create a wall in Revit between two points. It is categorised as a Write tool in the RevitMCPBridge2026 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on revit_create_wall? +

Register the RevitMCPBridge2026 MCP server in PolicyLayer and add a rule for revit_create_wall: 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 RevitMCPBridge2026. Nothing to install.

What risk level is revit_create_wall? +

revit_create_wall is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit revit_create_wall? +

Yes. Add a rate_limit block to the revit_create_wall 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.

How do I block revit_create_wall completely? +

Set action: deny in the PolicyLayer policy for revit_create_wall. 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.

What MCP server provides revit_create_wall? +

revit_create_wall is provided by the RevitMCPBridge2026 MCP server (weberg619/revitmcpbridge2026). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every RevitMCPBridge2026 tool call.

Start from RevitMCPBridge2026, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

8 RevitMCPBridge2026 tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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