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 LlamaIndex?
LlamaIndex agents combine Node-RED tool responses with indexed documents for comprehensive, grounded answers. Connect 11 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.
- —
Data-first architecture: LlamaIndex agents combine Node-RED tool responses with indexed documents for comprehensive, grounded answers
- —
Query pipeline framework lets you chain Node-RED tool calls with transformations, filters, and re-rankers in a typed pipeline
- —
Multi-source reasoning: agents can query Node-RED, a vector store, and a SQL database in a single turn and synthesize results
- —
Observability integrations show exactly what Node-RED tools were called, what data was returned, and how it influenced the final answer
Node-RED in LlamaIndex
Node-RED and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect Node-RED to LlamaIndex 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 LlamaIndex
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 LlamaIndex 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 LlamaIndex
Every tool call from LlamaIndex 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.
How does LlamaIndex connect to MCP servers?
Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.
Can I combine MCP tools with vector stores?
Yes. LlamaIndex agents can query Node-RED tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.
Does LlamaIndex support async MCP calls?
Yes. LlamaIndex's async agent framework supports concurrent MCP tool calls for high-throughput data processing pipelines.
BasicMCPClient not found
Install: pip install llama-index-tools-mcp
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