n8n-workflow-builder-mcp

{ "nodeType": "@n8n/n8n-nodes-langchain.chatTrigger", "displayName": "Chat Trigger", "description": "Runs the workflow when an n8n generated webchat is submitted", "version": [ 1, 1.1, 1.2, 1.3 ], "properties": [ { "name": "allowedOrigins", "displayName": "Allowed Origins (CORS)", "type": "string", "default": "*", "description": "Comma-separated list of URLs allowed for cross-origin non-preflight requests. Use * (default) to allow all origins.", "displayOptions": { "show": { "/mode": [ "hostedChat", "webhook" ] } } }, { "name": "inputPlaceholder", "displayName": "Input Placeholder", "type": "string", "default": "Type your question..", "description": "Shown as placeholder text in the chat input field", "placeholder": "e.g. Type your message here", "displayOptions": { "show": { "/mode": [ "hostedChat" ] } } }, { "name": "loadPreviousSession", "displayName": "Load Previous Session", "type": "options", "default": "notSupported", "description": "Loading messages of previous session is turned off", "options": [ { "name": "Off", "value": "notSupported", "description": "Loading messages of previous session is turned off" }, { "name": "From Memory", "value": "memory", "description": "Load session messages from memory" }, { "name": "Manually", "value": "manually", "description": "Manually return messages of session" } ] }, { "name": "showWelcomeScreen", "displayName": "Require Button Click to Start Chat", "type": "boolean", "default": false, "description": "Whether to show the welcome screen at the start of the chat", "displayOptions": { "show": { "/mode": [ "hostedChat" ] } } }, { "name": "getStarted", "displayName": "Start Conversation Button Text", "type": "string", "default": "New Conversation", "description": "Shown as part of the welcome screen, in the middle of the chat window", "placeholder": "e.g. New Conversation", "displayOptions": { "show": { "showWelcomeScreen": [ true ], "/mode": [ "hostedChat" ] } } }, { "name": "subtitle", "displayName": "Subtitle", "type": "string", "default": "Start a chat. We're here to help you 24/7.", "description": "Shown at the top of the chat, under the title", "placeholder": "e.g. We're here for you", "displayOptions": { "show": { "/mode": [ "hostedChat" ] } } }, { "name": "title", "displayName": "Title", "type": "string", "default": "Hi there! 👋", "description": "Shown at the top of the chat", "placeholder": "e.g. Welcome", "displayOptions": { "show": { "/mode": [ "hostedChat" ] } } }, { "name": "customCss", "displayName": "Custom Chat Styling", "type": "string", "default": null, "description": "Override default styling of the public chat interface with CSS", "typeOptions": { "rows": 10 }, "displayOptions": { "show": { "/mode": [ "hostedChat" ] } } }, { "name": "public", "displayName": "Make Chat Publicly Available", "type": "boolean", "default": false, "description": "Whether the chat should be publicly available or only accessible through the manual chat interface" }, { "name": "mode", "displayName": "Mode", "type": "options", "default": "hostedChat", "description": "Chat on a page served by n8n", "options": [ { "name": "Hosted Chat", "value": "hostedChat", "description": "Chat on a page served by n8n" }, { "name": "Embedded Chat", "value": "webhook", "description": "Chat through a widget embedded in another page, or by calling a webhook" } ], "displayOptions": { "show": { "public": [ true ] } } }, { "name": "hostedChatNotice", "displayName": "Chat will be live at the URL above once you activate this workflow. Live executions will show up in the ‘executions’ tab", "type": "notice", "default": "", "displayOptions": { "show": { "mode": [ "hostedChat" ], "public": [ true ] } } }, { "name": "embeddedChatNotice", "displayName": "Follow the instructions <a href=\"https://www.npmjs.com/package/@n8n/chat\" target=\"_blank\">here</a> to embed chat in a webpage (or just call the webhook URL at the top of this section). Chat will be live once you activate this workflow", "type": "notice", "default": "", "displayOptions": { "show": { "mode": [ "webhook" ], "public": [ true ] } } }, { "name": "authentication", "displayName": "Authentication", "type": "options", "default": "none", "description": "Simple username and password (the same one for all users)", "options": [ { "name": "Basic Auth", "value": "basicAuth", "description": "Simple username and password (the same one for all users)" }, { "name": "n8n User Auth", "value": "n8nUserAuth", "description": "Require user to be logged in with their n8n account" }, { "name": "None", "value": "none" } ], "displayOptions": { "show": { "public": [ true ] } } }, { "name": "initialMessages", "displayName": "Initial Message(s)", "type": "string", "default": "Hi there! 👋\\nMy name is Nathan. How can I assist you today?", "description": "Default messages shown at the start of the chat, one per line", "typeOptions": { "rows": 3 }, "displayOptions": { "show": { "mode": [ "hostedChat" ], "public": [ true ] } } }, { "name": "options", "displayName": "Options", "type": "collection", "default": {}, "placeholder": "Add Field", "displayOptions": { "show": { "public": [ false ], "@version": [ 1, 1.1 ] } } } ], "credentialsConfig": [ { "name": "httpBasicAuth", "required": true }, { "name": "setup", "required": false }, { "name": "public", "required": false }, { "name": "hostedChatNotice", "required": false }, { "name": "initialMessages", "required": false }, { "name": "options", "required": false }, { "name": "options", "required": false }, { "name": "responseMode", "required": false }, { "name": "options", "required": false }, { "name": "responseMode", "required": false } ], "io": { "inputs": [ "AiMemory" ], "outputs": [ "Main" ], "outputNames": [], "hints": {} }, "wiring": { "role": "chatTrigger", "requires": [], "optional": [ "AiMemory" ], "consumedBy": [], "consumes": [ "AiMemory" ], "produces": [ "Main" ] } }