Compatible with every major AI agent and IDE
What is the Node-RED MCP Server?
Connect your Node-RED instance to any AI agent to orchestrate your event-driven applications and IoT workflows through natural language.
What you can do
- Flow Management — Retrieve, create, update, or delete entire flow configurations and individual tabs using
get_flows,add_flow, anddelete_flow. - Node Operations — List all installed node modules and dynamically install or remove npm packages with
install_nodeandremove_node. - System Diagnostics — Monitor runtime health, including OS details, Node.js version, and memory usage via
get_diagnostics. - Configuration Control — Fetch runtime settings and user information to understand your environment's constraints.
How it works
- Subscribe to this server
- Provide your Node-RED Base URL and Access Token
- Start automating your low-code environment from Claude, Cursor, or any MCP client
Who is this for?
- IoT Developers — monitor and modify edge computing flows without leaving the terminal or editor.
- Automation Engineers — deploy new flow logic and manage node dependencies via conversation.
- DevOps Teams — check system diagnostics and runtime settings across multiple Node-RED instances.
Built-in capabilities (11)
Add a new flow to the configuration
Delete an individual flow
js, and memory usage. Get Node-RED system diagnostics
Get an individual flow (tab) configuration
Get active flow configuration
Get list of installed nodes
Get Node-RED runtime settings
Install a new node module
Remove a node module
Set active flow configuration
Update an individual flow
Why Cursor?
Cursor's Agent mode turns Node-RED into an in-editor superpower. Ask Cursor to generate code using live data from Node-RED and it fetches, processes, and writes. all in a single agentic loop. 11 tools appear alongside file editing and terminal access, creating a unified development environment grounded in real-time information.
- —
Agent mode turns Cursor into an autonomous coding assistant that can read files, run commands, and call MCP tools without switching context
- —
Cursor's Composer feature can generate entire files using real-time data fetched through MCP. no copy-pasting from external dashboards
- —
MCP tools appear alongside built-in tools like file reading and terminal access, creating a unified agentic environment
- —
VS Code extension compatibility means your existing workflow, keybindings, and extensions all work alongside MCP tools
Node-RED in Cursor
Node-RED and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect Node-RED to Cursor through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.
Raw MCP | Vinkius | |
|---|---|---|
| Server catalog | Find and host yourself | 4,000+ managed |
| Infrastructure | Self-hosted | Sandboxed V8 isolates |
| Credential handling | Plaintext in config | Vault + runtime injection |
| Data loss prevention | None | Configurable DLP policies |
| Kill switch | None | Global instant shutdown |
| Financial circuit breakers | None | Per-server limits + alerts |
| Audit trail | None | Ed25519 signed logs |
| SIEM log streaming | None | Splunk, Datadog, Webhook |
| Honeytokens | None | Canary alerts on leak |
| Custom domains | Not applicable | DNS challenge verified |
| GDPR compliance | Manual effort | Automated purge + export |
Why teams choose Vinkius for Node-RED in Cursor
The Node-RED MCP Server runs on Vinkius-managed infrastructure inside AWS — a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts. All 11 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in Cursor only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
How Vinkius secures
Node-RED for Cursor
Every tool call from Cursor to the Node-RED MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
Can I install new nodes from npm using this server?
Yes. Use the install_node tool and provide the npm module name. The server will trigger the installation in your Node-RED instance.
How can I check if my Node-RED server is running out of memory?
You can run the get_diagnostics tool. It returns real-time system metrics including memory usage, Node.js version, and OS information.
Is it possible to delete a specific flow tab?
Yes, by using the delete_flow tool with the specific Flow ID. Be careful, as this action will permanently remove that flow configuration.
What is Agent mode and why does it matter for MCP?
Agent mode is Cursor's autonomous execution mode where the AI can perform multi-step tasks: reading files, editing code, running terminal commands, and calling MCP tools. Without Agent mode, Cursor operates in a simpler ask-and-answer mode that doesn't support tool calling. Always ensure you're in Agent mode when working with MCP servers.
Where does Cursor store MCP configuration?
Cursor looks for MCP server configurations in a mcp.json file. You can configure servers at the project level (.cursor/mcp.json in your project root) or globally (~/.cursor/mcp.json). Project-level configs take precedence.
Can Cursor use MCP tools in inline edits?
No. MCP tools are only available in Agent mode through the chat panel. Inline completions and Tab suggestions do not trigger MCP tool calls. This is by design. tool calls require user visibility and approval.
How do I verify MCP tools are loaded?
Open Settings → Features → MCP and look for your server name. A green indicator means the server is connected. You can also check Agent mode's available tools by clicking the tools dropdown in the chat panel.
Tools not appearing in Cursor
Ensure you are in Agent mode (not Ask mode). MCP tools only work in Agent mode.
Server shows as disconnected
Check Settings → Features → MCP and verify the server status. Try clicking the refresh button.
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