Get all flows with summary statistics.

Returns: FlowList with flows grouped into tabs/nodes/subflows and summary stats.

Update all flows with deployment type.

Args: flows_json: Flow configuration as JSON string deployment_type: Deployment type - valid values: full, nodes, flows, reload (default: full)

Returns: Confirmation message.

Get a single flow by ID.

Args: flow_id: Flow ID

Returns: Flow with nodes, configs, and subflows.

Update a single flow.

Args: flow_id: Flow ID flow_json: Flow configuration as JSON string

Returns: Confirmation message.

List all flow tabs.

Returns: List of FlowTab objects (workspaces).

Create a new flow.

Args: flow_json: Flow configuration as JSON string

Returns: FlowCreateResult with the new flow ID.

Delete a flow.

Args: flow_id: Flow ID to delete

Returns: Confirmation message.

Get the current flows runtime state.

Returns: FlowState with current state (start/stop).

Set the flows runtime state.

Args: state: Target state - valid values: start, stop

Returns: FlowState with new state.

Get flows with formatted summary and grouped data.

Returns: FlowSummary with tabs/nodes/subflows grouped and counted.

Visualize flow structure as markdown with per-tab breakdown.

Returns: Markdown-formatted flow structure showing node counts and types per tab.

Apply incremental patch operations to a flow.

Fetches the current flow, applies operations, and updates it. Much more efficient than update_flow for small changes.

Args: flow_id: Flow ID to patch operations: JSON array of patch operations. Supported ops: - {"op": "remove_nodes", "ids": ["nodeId1", ...]} - {"op": "add_nodes", "nodes": [{node}, ...]} - {"op": "update_node", "id": "nodeId", "set": {"name": "New", ...}} - {"op": "rewire", "id": "nodeId", "output": 0, "targets": ["id1", ...], "mode": "replace|append"} - {"op": "set_label", "label": "New Name"} - {"op": "set_info", "info": "Description text"} - {"op": "set_disabled", "disabled": true}

Returns: Summary of changes applied.

Trigger an inject node.

Args: node_id: Inject node ID to trigger

Returns: Confirmation message.

Get list of installed node modules.

Returns: List of NodeSet objects with node types and versions.

Get information about a specific node module.

Args: module: Node module name

Returns: NodeModule with version and node sets.

Enable or disable a node module.

Args: module: Node module name enabled: True to enable, False to disable

Returns: Updated NodeModule object.

Find all nodes of a specific type.

Args: node_type: Node type to search for

Returns: List of matching Node objects.

Search for nodes by name or properties.

Args: query: String to search for in node properties property: Specific property to search (optional, searches all properties if not specified)

Returns: List of matching Node objects.

Get Node-RED runtime settings.

Returns: Settings with runtime configuration.

Get Node-RED diagnostics information.

Returns: DiagnosticsResult with system diagnostics data.

Get Node-RED API endpoint reference with implementation status.

Returns: Markdown table of API endpoints and their MCP implementation status.

Lint a flow's node layout for overlaps, spacing, and wire crossings.

Args: flow_id: Flow ID to lint. node_ids: Optional JSON array of node IDs to scope the check.

Returns: LayoutReport with issues, nodes checked count, and summary.