n8n-MCP

An MCP server that gives AI assistants comprehensive access to n8n's node documentation, workflow templates, and live instance management, enabling AI-assisted workflow creation, validation, and execution across 1,084 n8n nodes.

Evaluated Mar 06, 2026 (0d ago) vlatest

Homepage ↗ Repo ↗ Other n8n mcp workflow-builder node-documentation claude cursor workflow-templates

⚙ Agent Friendliness

/ 100

Can an agent use this?

🔒 Security

/ 100

Is it safe for agents?

⚡ Reliability

/ 100

Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality

Documentation

Error Messages

Auth Simplicity

Rate Limits

🔒 Security

TLS Enforcement

Auth Strength

Scope Granularity

Dep. Hygiene

Secret Handling

Same auth model as n8n-api. MCP enables bidirectional agent-workflow integration. Self-hosted n8n workflows have full access to configured credentials. n8n's credential vault encrypts stored secrets.

⚡ Reliability

Uptime/SLA

Version Stability

Breaking Changes

Error Recovery

Best When

When you use n8n and want Claude or another AI assistant to help you build, validate, and manage workflows using comprehensive node documentation.

Avoid When

When you need to directly modify production n8n workflows via AI — the project itself warns against this strongly.

Use Cases

• AI-assisted n8n workflow design using natural language descriptions of automation goals
• Discovering and adapting from 2,709 pre-built workflow templates
• Validating workflow JSON structure before deploying to production
• Searching community nodes and verifying their documentation coverage
• Executing and monitoring workflows on a live n8n instance via AI

Not For

• Teams not using n8n (this is n8n-specific)
• Direct production workflow editing via AI without a development/staging environment
• Users who want a no-setup hosted solution (free tier limited to 100 calls/day)

Interface

REST API

GraphQL

gRPC

MCP Server

Yes ↗

SDK

Webhooks

Authentication

Methods: api_key

OAuth: No Scopes: No

n8n instance connection via N8N_API_URL and N8N_API_KEY env vars. Hosted service at dashboard.n8n-mcp.com uses its own auth. Telemetry opt-out available.

Pricing

Model: freemium

Free tier: Yes

Requires CC: No

MIT licensed open source. Hosted service free tier at 100 calls/day. Self-hosted via npx or Docker is free with no call limits.

Agent Metadata

Pagination

none

Idempotent

Unknown

Retry Guidance

Not documented

Known Gotchas

⚠ Project explicitly warns: NEVER edit production workflows directly with AI — always use dev/staging copy
⚠ MCP_MODE env var must be set to 'stdio' for local npx usage or server will not start correctly
⚠ Hosted free tier (100 calls/day) is easily exhausted during workflow iteration sessions
⚠ 63.6% operation coverage means some nodes may have incomplete schema data for complex workflows
⚠ Telemetry is enabled by default and must be explicitly disabled

Alternatives

n8n-workflow-builder zapier-mcp make-mcp

Full Evaluation Report

Detailed scoring breakdown, competitive positioning, security analysis, and improvement recommendations for n8n-MCP.

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Scores are editorial opinions as of 2026-03-06.