mcp-n8n-builder

🪄 MCP server for programmatic creation and management of n8n workflows. Enables AI assistants to build, modify, and manage workflows without direct user intervention through a comprehensive set of tools and resources for interacting with n8n's REST API.

→ spences10/mcp-n8n-builder · listed on mcp_so

Install from

mcp.so

M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// key findings

⚠️

Known vulnerabilities in dependencies: 3 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: N8N_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configCACHE_ENABLED— Enable caching false

configCACHE_TTL— Cache TTL in seconds 300

configLOG_LEVEL— Logging level "info"

🔐 secretN8N_API_KEY— "": "your-n8n-api-key",

configN8N_HOST— "": "http://localhost:5678/api/v1",

configOUTPUT_VERBOSITY— Verbosity Control: Use =concise (default) for summaries instead of full JSON

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 3 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/spences10-mcp-n8n-builder-1hnyhm)](https://m8ven.ai/mcp/spences10-mcp-n8n-builder-1hnyhm)

commit: d77555be45280e57575bc651e905f0d5d5a9b3c1

code hash: 50458fab27ba7ee74b2e2c5ec1db9aa41ff0fe09cc31312f86d69ebd48175faf

verified: 4/18/2026, 7:07:43 PM

view raw JSON →