N8N Workflow TransformerBLOCK
Convert N8N agent / workflow into MCP servers, you can use it in Claude / Cursor / Super Chain
Overview
From the repository's own README, as read at the audited commit. Badges and raw HTML are left out.
Transform your N8N workflows into MCP servers instantly
A comprehensive platform that converts N8N workflows into Model Context Protocol (MCP) servers, enabling seamless integration with AI assistants like Claude, Cursor, and other MCP-compatible platforms. Build powerful automation tools using N8N's visual workflow editor and deploy them as callable AI functions.
✨ How to use
- Copy the N8N template link/JSON from any workflow
- Map your credentials through our intuitive interface
- Deploy with one click!
Your N8N workflow gets deployed and creates a local hosted MCP server. Just paste the server URL into Claude, Cursor, Super Chain, or any MCP-compatible platform!
🎯 Key Features
🤖 MCP Server Creation
Convert your N8N workflows into MCP servers that AI assistants can use as custom tools
🔄 Dual Architecture
- Agent Marketplace: Web-based workflow management and deployment platform
- MCP Router: High-performance MCP server creation and routing system
🛠️ Comprehensive Workflow Management
- Browse and deploy pre-built workflow templates
- Upload and manage your custom N8N workflows
- Real-time credential configuration and testing
- One-click deployment to your N8N instance
🏗️ Architecture
graph TB subg
81bd443290c7OBSERVED · 2026-10-07Exposed tools (3)
2 read · 1 write · 0 destructive.
| Tool | Risk | Description |
|---|---|---|
execute_workflow | write | config = N8NConfigManager.get_config(workflow_id) |
get_execution_log | read | \ |
get_workflow_details | read | \ |
Trust audit
BLOCKgrade D · trust 69/100 Do not install this without reading the findings. The audit found something that could harm you or your machine.
| Layer | What it checks | Result |
|---|---|---|
| L0 | Provenance & inventory | PASS |
| L1 | Static analysis of the code | FAIL |
| L2 | Instruction surface (what it tells the agent) | PASS |
| L3 | Class-specific surface | PASS |
| L4 | Behavioural (sandbox) | SKIPPED |
What the source does
- Filesystem
- declared (1 observation(s))
- Network
- declared (6 observation(s))
- Shell
- declared (1 observation(s))
- Dependencies
- not all pinned
- Secrets in source
- none-found
Findings (5)
exec(mcp_config['code'], exec_namespace)
userAvatar.src = 'data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMzIiIGhlaWdodD0iMzIiIHZpZXdCb3g9IjAgMCAzMiAzMiIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4KPGNpcmNsZSBjeD0iMTYiIGN5PSIx
fastmcp
demo.gif
// Collect configured credentials from form inputs
Gates applied: no_behavioural_pass.
81bd443290c7full audit observations/trust-audit/mcp-server/super-chain__n8n-workflow-transformer.json · Report an issue / request a re-scanAudit history
Every audit this server has had. A grade with a past is a grade somebody is still checking.
| Date | Source | Verdict | Grade | Score | Change |
|---|---|---|---|---|---|
| 2026-10-07 | 81bd443290c7 | BLOCK | D | 69 | first audit |
Questions
What is the N8N Workflow Transformer MCP server?
Convert N8N agent / workflow into MCP servers, you can use it in Claude / Cursor / Super Chain
What tools does N8N Workflow Transformer expose?
3 in total: 2 read-only, 1 that write, and 0 that can delete or overwrite. Every one is listed on this page with its risk.
Is N8N Workflow Transformer safe to connect to an agent?
No — not without reading the findings first. The audit graded it D (69/100) and found 1 critical or high issue in the source. Each one is listed on this page with the file and line it is on.
What credentials does N8N Workflow Transformer need?
It reads N8N_PASSWORD, SUPABASE_KEY, SUPABASE_SERVICE_KEY and X_N8N_API_KEY from the environment. Give it a token scoped to the least it needs — an agent that can be talked into calling a tool can be talked into calling it with your credentials.
How does N8N Workflow Transformer run?
It speaks streamable-http, so it runs as a service you connect to over the network.
How current is this page?
The grade is for one exact copy of the source (81bd443290c7), read on 2026-10-07. The repository is watched and re-audited when it changes.