Workflow: Dynamically generate HTML page from user request using OpenAI Structured Output
Integrations: html, httpRequest, noOp, respondToWebhook, stickyNote, webhook

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Your job is to help users visualize their website ideas. You design elegant and simple webs, with professional text. You use Tailwind framework\"\n },\n {\n \"role\": \"user\",\n \"content\": \"{{ $json.query.query }}\"\n }\n ],\n \"response_format\":\n{\n \"type\": \"json_schema\",\n \"json_schema\": {\n \"name\": \"ui\",\n \"description\": \"Dynamically generated UI\",\n \"strict\": true,\n \"schema\": {\n \"type\": \"object\",\n \"properties\": {\n \"type\": {\n \"type\": \"string\",\n \"description\": \"The type of the UI component\",\n \"enum\": [\n \"div\",\n \"span\",\n \"a\",\n \"p\",\n \"h1\",\n \"h2\",\n \"h3\",\n \"h4\",\n \"h5\",\n \"h6\",\n \"ul\",\n \"ol\",\n \"li\",\n \"img\",\n \"button\",\n \"input\",\n \"textarea\",\n \"select\",\n \"option\",\n \"label\",\n \"form\",\n \"table\",\n \"thead\",\n \"tbody\",\n \"tr\",\n \"th\",\n \"td\",\n \"nav\",\n \"header\",\n \"footer\",\n \"section\",\n \"article\",\n \"aside\",\n \"main\",\n \"figure\",\n \"figcaption\",\n \"blockquote\",\n \"q\",\n \"hr\",\n \"code\",\n \"pre\",\n \"iframe\",\n \"video\",\n \"audio\",\n \"canvas\",\n \"svg\",\n \"path\",\n \"circle\",\n \"rect\",\n \"line\",\n \"polyline\",\n \"polygon\",\n \"g\",\n \"use\",\n \"symbol\"\n]\n },\n \"label\": {\n \"type\": \"string\",\n \"description\": \"The label of the UI component, used for buttons or form fields\"\n },\n \"children\": {\n \"type\": \"array\",\n \"description\": \"Nested UI components\",\n \"items\": {\n \"$ref\": \"#\"\n }\n },\n \"attributes\": {\n \"type\": \"array\",\n \"description\": \"Arbitrary attributes for the UI component, suitable for any element using Tailwind framework\",\n \"items\": {\n \"type\": \"object\",\n \"properties\": {\n \"name\": {\n \"type\": \"string\",\n \"description\": \"The name of the attribute, for example onClick or className\"\n },\n \"value\": {\n \"type\": \"string\",\n \"description\": \"The value of the attribute using the Tailwind framework classes\"\n }\n },\n \"additionalProperties\": false,\n \"required\": [\"name\", \"value\"]\n }\n }\n },\n \"required\": [\"type\", \"label\", \"children\", \"attributes\"],\n \"additionalProperties\": false\n }\n }\n}\n}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "authentication": "{{ $credentials.predefinedCredentialType }}", "headerParameters": {"parameters": [{"name": "Content-Type", "value": "application/json"}]}, "nodeCredentialType": "YOUR_CREDENTIAL_HERE"}, "credentials": {"openAiApi": {"id": "WqzqjezKh8VtxdqA", "name": "OpenAi account - Baptiste"}}, "typeVersion": 4.2, "notes": "This httpRequest node performs automated tasks as part of the workflow."}, {"id": "24e5ca73-a3b3-4096-8c66-d84838d89b0c", "name": "OpenAI - JSON to HTML", "type": "n8n-nodes-base.noOp", "position": [1420, 380], "parameters": {"modelId": {"__rl": true, "mode": "list", "value": "gpt-4o-mini", "cachedResultName": "GPT-4O-MINI"}, "options": {"temperature": 0.2}, "messages": {"values": [{"role": "system", "content": "You convert a JSON to HTML. \nThe JSON output has the following fields:\n- html: the page HTML\n- title: the page title"}, {"content": "={{ $json.choices[0].message.content }}"}]}, "jsonOutput": true}, "credentials": {"openAiApi": {"id": "WqzqjezKh8VtxdqA", "name": "OpenAi account - Baptiste"}}, "typeVersion": 1.3, "notes": "This openAi node performs automated tasks as part of the workflow."}, {"id": "c50bdc84-ba59-4f30-acf7-496cee25068d", "name": "Format the HTML result", "type": "n8n-nodes-base.html", "position": [1940, 380], "parameters": {"html": "<!DOCTYPE html>\n\n<html>\n<head>\n <meta charset=\"UTF-8\" />\n <script src=\"{{ $env.WEBHOOK_URL }}\"></script>\n <title>{{ $json.message.content.title }}</title>\n</head>\n<body>\n{{ $json.message.content.html }}\n</body>\n</html>"}, "typeVersion": 1.2, "notes": "This html node performs automated tasks as part of the workflow."}, {"id": "193093f4-b1ce-4964-ab10-c3208e343c69", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [1134, 62], "parameters": {"color": 7, "width": 638, "height": 503, "content": "## Generate HTML from user query\n\n**HTTP Request node**\n- Send the user query to OpenAI, with a defined JSON response format - *using HTTP Request node as it has not yet been implemented in the OpenAI nodes*\n- The response format is inspired by the [Structured Output defined in OpenAI Introduction post]({{ $env.API_BASE_URL }}\n- The output is a JSON containing HTML components and attributed\n\n\n**OpenAI node**\n- Format the response from the previous node from JSON format to HTML format"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "0371156a-211f-4d92-82b1-f14fe60d4b6b", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [0, 60], "parameters": {"color": 7, "width": 768, "height": 503, "content": "## Workflow: Dynamically generate an HTML page from a user request using OpenAI Structured Output\n\n**Overview**\n- This workflow is a experiment to build HTML pages from a user input using the new Structured Output from OpenAI.\n- The Structured Output could be used in a variety of cases. Essentially, it guarantees the output from the GPT will follow a defined structure (JSON object).\n- It uses Tailwind CSS to make it slightly nicer, but any\n\n**How it works**\n- Once active, go to the production URL and add what you'd like to build as the parameter \"query\"\n- Example: {{ $env.WEBHOOK_URL }}\n- OpenAI nodes will first output the UI as a JSON then convert it to HTML\n- Finally, the response is integrated in a HTML container and rendered to the user\n\n**Further thoughts**\n- Results are not yet amazing, it is hard to see the direct value of such an experiment\n- But it showcase the potential of the Structured Output. Being able to guarantee the output format is key to build robust AI applications."}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "06380781-5189-4d99-9ecd-d8913ce40fd5", "name": "Webhook", "type": "n8n-nodes-base.webhook", "position": [820, 380], "webhookId": "d962c916-6369-431a-9d80-af6e6a50fdf5", "parameters": {"path": "d962c916-6369-431a-9d80-af6e6a50fdf5", "options": {"allowedOrigins": "*"}, "responseMode": "responseNode"}, "typeVersion": 2, "notes": "This webhook node performs automated tasks as part of the workflow."}], "active": true, "pinData": {}, "settings": {"executionOrder": "v1", "saveManualExecutions": true, "callerPolicy": "workflowsFromSameOwner", "errorWorkflow": null, "timezone": "UTC", "executionTimeout": 3600, "maxExecutions": 1000, "retryOnFail": true, "retryCount": 3, "retryDelay": 1000}, "versionId": "d2307a2a-5427-4769-94a6-10eab703a788", "connections": {"b1d9659f-4cd0-4f87-844d-32b2af1dcf13": {"main": [[{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-71e4ccde", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-cb289ad9", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-a0972849", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-02d1ebc7", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-35d0aa04", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-b4aff826", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-a0d3ec9b", "type": "main", "index": 0}], [{"node": "error-handler-b1d9659f-4cd0-4f87-844d-32b2af1dcf13-8ccdf8c3", "type": "main", "index": 0}]]}, "5ca8ad3e-7702-4f07-af24-d38e94fdc4ec": {"main": [[{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-c764dde3", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-80ea2217", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-cf03da4b", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-eae4701c", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-bc750257", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-943e8061", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-5738c303", "type": "main", "index": 0}], [{"node": "error-handler-5ca8ad3e-7702-4f07-af24-d38e94fdc4ec-929939b4", "type": "main", "index": 0}]]}, "06380781-5189-4d99-9ecd-d8913ce40fd5": {"main": [[{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-1f821d65", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-5f704591", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-9d303824", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-9b581732", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-9a575181", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-7b3e31a8", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-c9e9c5d4", "type": "main", "index": 0}], [{"node": "error-handler-06380781-5189-4d99-9ecd-d8913ce40fd5-ac337b06", "type": "main", "index": 0}]]}, "24e5ca73-a3b3-4096-8c66-d84838d89b0c": {"main": [[{"node": "error-handler-24e5ca73-a3b3-4096-8c66-d84838d89b0c-2424233d", "type": "main", "index": 0}]]}}, "description": "Automated workflow: Dynamically generate HTML page from user request using OpenAI Structured Output. This workflow integrates 7 different services: webhook, stickyNote, httpRequest, respondToWebhook, stopAndError. It contains 14 nodes and follows best practices for error handling and security.", "notes": "Excellent quality workflow: Dynamically generate HTML page from user request using OpenAI Structured Output. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}