n8n_create_workflow

SERVERObsidian Elite RAG MCP Server SOURCEaegntic/aegntic-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/aegntic-aegntic-mcp/n8n-create-workflow.md

WHAT IT DOES

What n8n_create_workflow does on Obsidian Elite RAG MCP Server

AI agents use n8n_create_workflow to create or update resources in Obsidian Elite RAG MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Obsidian Elite RAG MCP Server environment.

RISK

Why n8n_create_workflow is rated Medium

This tool creates a new n8n workflow object. While workflows can trigger automation when activated, the tool itself only creates the workflow in an inactive state, which is a reversible write operation. It does not execute the workflow or activate it automatically. Severity is medium because miscreated workflows could contain malicious nodes ready to be activated.

From the tool's definition 'Create a new workflow in n8n' and 'The workflow will be created in inactive state' — creates a new resource reversibly

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs n8n_create_workflow safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Obsidian Elite RAG MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For n8n_create_workflow, this is the rule to start with:

n8n_create_workflow Rate-limited

n8n_create_workflow 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "n8n_create_workflow": {
      "limits": [
        {
          "counter": "n8n_create_workflow_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Obsidian Elite RAG MCP Server, apply this rule, and every n8n_create_workflow call is checked against it from then on.

FAQ

Questions about n8n_create_workflow

What does the n8n_create_workflow tool do? +

Create a new workflow in n8n. Requires workflow name, nodes array, and connections object. The workflow will be created in inactive state and must be manually activated in the UI. Returns the created workflow with its ID. It is categorised as a Write tool in the Obsidian Elite RAG MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on n8n_create_workflow? +

Register the Obsidian Elite RAG MCP Server MCP server in PolicyLayer and add a rule for n8n_create_workflow: 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 Obsidian Elite RAG MCP Server. Nothing to install.

What risk level is n8n_create_workflow? +

n8n_create_workflow is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit n8n_create_workflow? +

Yes. Add a rate_limit block to the n8n_create_workflow 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 n8n_create_workflow completely? +

Set action: deny in the PolicyLayer policy for n8n_create_workflow. 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 n8n_create_workflow? +

n8n_create_workflow is provided by the Obsidian Elite RAG MCP Server MCP server (aegntic/aegntic-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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