{ "id": "d5hNboOM0rOzbBmJ", "meta": { "templateCredsSetupCompleted": true }, "name": "LATE concurs - AI-Generated Social Media Posting", "tags": [ { "id": "gqMRU2Ba1YgqAZJU", "name": "AI-Content", "createdAt": "2025-09-11T13:08:29.370Z", "updatedAt": "2025-09-11T13:08:29.370Z" }, { "id": "du9UO8LEzUxQnXv8", "name": "Late-API", "createdAt": "2025-09-11T13:08:29.378Z", "updatedAt": "2025-09-11T13:08:29.378Z" }, { "id": "Umt6EEscWk5FFCzQ", "name": "Gemini-2.5", "createdAt": "2025-09-11T13:08:29.375Z", "updatedAt": "2025-09-11T13:08:29.375Z" }, { "id": "7byhvdWLMWaM0kWg", "name": "Social-Media", "createdAt": "2025-09-11T18:06:17.589Z", "updatedAt": "2025-09-11T18:06:17.589Z" }, { "id": "bE1BiWObzyUr42HD", "name": "AI-Automation", "createdAt": "2025-09-11T18:06:17.589Z", "updatedAt": "2025-09-11T18:06:17.589Z" } ], "nodes": [ { "id": "692d61fc-b2aa-4773-a890-06f4050300d7", "name": "Check Enabled Platforms", "type": "n8n-nodes-base.if", "position": [ -320, 320 ], "parameters": { "options": {}, "conditions": { "options": { "version": 1, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "or", "conditions": [ { "id": "fb-enable-check", "operator": { "type": "string", "operation": "equals" }, "leftValue": "={{ $json.ENABLE_FACEBOOK }}", "rightValue": "true" }, { "id": "insta-enable-check", "operator": { "type": "string", "operation": "equals" }, "leftValue": "={{ $json.ENABLE_INSTAGRAM }}", "rightValue": "true" }, { "id": "tiktok-enable-check", "operator": { "type": "string", "operation": "equals" }, "leftValue": "={{ $json.ENABLE_TIKTOK }}", "rightValue": "true" }, { "id": "linkedin-enable-check", "operator": { "type": "string", "operation": "equals" }, "leftValue": "={{ $json.ENABLE_LINKEDIN }}", "rightValue": "true" } ] } }, "typeVersion": 2.1 }, { "id": "a4b59691-373c-4431-893b-ff1c4626d8cc", "name": "Gemini - Generate Content", "type": "n8n-nodes-base.httpRequest", "position": [ -64, 176 ], "parameters": { "url": "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash:generateContent", "method": "POST", "options": {}, "jsonBody": "={\n \"contents\": [\n {\n \"parts\": [\n {\n \"text\": \"Create social media content for {{ $json.BUSINESS_TYPE }}. Generate content optimized for:\\n- Facebook: Professional but friendly, 100-150 chars\\n- Instagram: Visual focus, storytelling, include emojis, 125 chars\\n- TikTok: Trendy, Gen-Z friendly, viral potential, 80 chars\\n- LinkedIn: Professional, thought leadership, 120 chars\\n\\nTopic: {{ $json.CONTENT_TOPIC }}\\n\\nReturn as JSON with keys: topic, facebook, instagram, tiktok, linkedin, hashtags, bestTime\"\n }\n ]\n }\n ],\n \"generationConfig\": {\n \"temperature\": 0.8,\n \"maxOutputTokens\": 1024,\n \"responseMimeType\": \"application/json\"\n }\n}", "sendBody": true, "specifyBody": "json", "authentication": "predefinedCredentialType", "nodeCredentialType": "googlePalmApi" }, "credentials": { "oAuth2Api": { "name": "" }, "googlePalmApi": { "name": "" }, "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "7426451d-663d-46f7-8fd8-b47469c9c760", "name": "Parse & Filter Platforms", "type": "n8n-nodes-base.code", "position": [ 128, 464 ], "parameters": { "jsCode": "// Parse Gemini response and extract content\nconst response = $input.first().json;\nlet content = {};\n\ntry {\n // Gemini API response structure\n const text = response.candidates[0].content.parts[0].text;\n content = JSON.parse(text);\n} catch (e) {\n // Fallback content if parsing fails\n content = {\n topic: 'AI Innovation 2025',\n facebook: '\ud83d\ude80 Discover how AI is transforming businesses in 2025. From automation to insights, the future is here!',\n instagram: '\u2728 AI Revolution Alert! \ud83e\udd16 Swipe to see how artificial intelligence is changing everything we know about tech \ud83d\udca1',\n tiktok: 'POV: AI just made your job 10x easier \ud83e\udd2f #AITech #FutureTech',\n linkedin: 'The convergence of AI and enterprise technology is creating unprecedented opportunities for innovation.',\n hashtags: '#AI #Innovation #TechTrends #DigitalTransformation #FutureTech',\n bestTime: '10:00 AM EST'\n };\n}\n\n// Build platforms array based on enabled platforms\nconst platforms = [];\n\nif ($vars.ENABLE_FACEBOOK === 'true') {\n platforms.push({\n platform: 'facebook',\n content: content.facebook,\n enabled: true\n });\n}\n\nif ($vars.ENABLE_INSTAGRAM === 'true') {\n platforms.push({\n platform: 'instagram',\n content: content.instagram,\n enabled: true\n });\n}\n\nif ($vars.ENABLE_TIKTOK === 'true') {\n platforms.push({\n platform: 'tiktok',\n content: content.tiktok,\n enabled: true\n });\n}\n\nif ($vars.ENABLE_LINKEDIN === 'true') {\n platforms.push({\n platform: 'linkedin',\n content: content.linkedin,\n enabled: true\n });\n}\n\nreturn [{\n json: {\n ...content,\n enabledPlatforms: platforms,\n platformCount: platforms.length\n }\n}];" }, "typeVersion": 2 }, { "id": "1438e1ac-a00e-4358-ad9b-63b3ec247924", "name": "Kie.ai - Generate Image", "type": "n8n-nodes-base.httpRequest", "position": [ 400, 160 ], "parameters": { "url": "https://api.kie.ai/api/v1/jobs/createTask", "method": "POST", "options": {}, "jsonBody": "={\n \"model\": \"bytedance/seedream-v4-text-to-image\",\n \"input\": {\n \"prompt\": \"Create a professional social media image about: {{ $json.topic }}. Modern tech company style, clean design, blue and white color scheme, suitable for Facebook, Instagram, LinkedIn. Square format 1080x1080.\",\n \"image_size\": \"square_hd\",\n \"image_resolution\": \"1K\",\n \"max_images\": 1\n }\n}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth", "headerParameters": { "parameters": [ { "name": "Content-Type", "value": "application/json" } ] } }, "credentials": { "oAuth2Api": { "name": "" }, "googlePalmApi": { "name": "" }, "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "ebce8ef2-6d3a-4d13-86a0-12ae021d70a0", "name": "Kie.ai - Obtain Image", "type": "n8n-nodes-base.httpRequest", "position": [ 720, 176 ], "parameters": { "url": "=https://api.kie.ai/api/v1/jobs/recordInfo?taskId={{ $json[\"data\"][\"taskId\"] }}", "options": {}, "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth" }, "credentials": { "oAuth2Api": { "name": "" }, "googlePalmApi": { "name": "" }, "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "a916495f-fc6f-4dbb-810c-9f003667136f", "name": "Prepare data", "type": "n8n-nodes-base.code", "position": [ 720, 480 ], "parameters": { "jsCode": "const url = $json.data\n ? JSON.parse($json.data.resultJson).resultUrls[0]\n : $json.imageUrl; // dac\u0103 ai deja imageUrl\nconst fn = url.split('/').pop() || 'image.bin';\nconst ext = fn.split('.').pop()?.toLowerCase();\nconst ct = (ext === 'png') ? 'image/png'\n : (ext === 'webp') ? 'image/webp'\n : (ext === 'gif') ? 'image/gif'\n : 'image/jpeg';\nreturn [{ json: { imageUrl: url, filename: fn, contentType: ct } }];\n" }, "typeVersion": 2 }, { "id": "f3566902-e203-4996-b691-a2eed863b541", "name": "HTTP Request for content-length", "type": "n8n-nodes-base.httpRequest", "position": [ 1008, 176 ], "parameters": { "url": "={{ $json.imageUrl }}", "options": { "response": { "response": { "fullResponse": true, "responseFormat": "text" } } } }, "typeVersion": 4.2 }, { "id": "1d769d47-2cd3-480b-87e0-ddcc46859f7c", "name": "IF \u2013 \u201eIs Large?\u201d", "type": "n8n-nodes-base.if", "position": [ 1168, 336 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "or", "conditions": [ { "id": "e3f62ead-f07f-4dc3-b6cc-53cc281c06dc", "operator": { "type": "number", "operation": "gt" }, "leftValue": "={{ Number(\n $node[\"HTTP Request for content-length\"].json.headers['content-length'] \n || $node[\"HTTP Request for content-length\"].json.headers['Content-Length'] \n || 0\n) }}", "rightValue": 4194304 } ] } }, "typeVersion": 2.2 }, { "id": "74bc6ead-60b5-41de-a24d-234dac200385", "name": "HTTP Request for files \u2264 ~4 MB", "type": "n8n-nodes-base.httpRequest", "position": [ 1504, 496 ], "parameters": { "url": "={{ $('Prepare data').item.json.imageUrl }}", "options": { "response": { "response": { "responseFormat": "file", "outputPropertyName": "imageData" } } } }, "typeVersion": 4.2 }, { "id": "fa895f94-4935-442f-9e46-10b1809cac9a", "name": "LATE \u2013 Init Upload files > 4MB", "type": "n8n-nodes-base.httpRequest", "position": [ 1504, 176 ], "parameters": { "url": "https://getlate.dev/api/v1/media", "method": "POST", "options": {}, "jsonBody": "={\n \"filename\": \"{{ $('Prepare data').item.json.filename }}\",\n \"contentType\": \"{{ $('Prepare data').item.json.contentType }}\",\n \"multipart\": true\n}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth", "headerParameters": { "parameters": [ { "name": "Content-Type", "value": "application/json" } ] } }, "credentials": { "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "fdf55cdd-a5a1-4df3-8904-e016fc80b08a", "name": "Late - Upload Media files <=4MB", "type": "n8n-nodes-base.httpRequest", "position": [ 1984, 496 ], "parameters": { "url": "https://getlate.dev/api/v1/media", "method": "POST", "options": {}, "sendBody": true, "contentType": "multipart-form-data", "authentication": "genericCredentialType", "bodyParameters": { "parameters": [ { "name": "files", "parameterType": "formBinaryData", "inputDataFieldName": "imageData" } ] }, "genericAuthType": "httpBearerAuth" }, "credentials": { "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "2bbbf256-8be7-4a60-a73b-39843bd24b07", "name": "Download Large (GET)", "type": "n8n-nodes-base.httpRequest", "position": [ 1760, 176 ], "parameters": { "url": "={{ $('Prepare data').item.json.imageUrl }}", "options": { "response": { "response": { "responseFormat": "file", "outputPropertyName": "imageData" } } } }, "typeVersion": 4.2 }, { "id": "d366735b-c6c9-41fd-b3bd-ad4d6c2af34e", "name": "Upload to Storage (PUT)", "type": "n8n-nodes-base.httpRequest", "position": [ 1984, 176 ], "parameters": { "url": "={{ $('LATE \u2013 Init Upload files > 4MB').item.json.uploadUrl\n || $('LATE \u2013 Init Upload files >4MB').item.json.url }}", "method": "PUT", "options": {}, "sendBody": true, "contentType": "binaryData", "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "Content-Type", "value": "={{ $('Prepare data').item.json.contentType }}" } ] }, "inputDataFieldName": "imageData" }, "typeVersion": 4.2 }, { "id": "f03b7ca3-6e58-43bf-9a20-82ee51255388", "name": "Success Notification & Logging", "type": "n8n-nodes-base.code", "position": [ 3920, 352 ], "parameters": { "jsCode": "// Collect all Late Create Post results from the Merge\nconst items = $input.all();\nconst posts = items.map(i => i.json);\n\n// Helpers\nconst fmtPlatform = p => p?.platforms?.[0] || 'unknown';\nconst fmtId = p => p?._id || 'N/A';\nconst preview = s => (s || '').slice(0, 100) + (s && s.length > 100 ? '\u2026' : '');\n\n// Build per-platform lines\nconst lines = posts.map(p =>\n `\u2022 ${fmtPlatform(p)} \u2014 ID: ${fmtId(p)} \u2014 \"${preview(p.content)}\"`\n);\n\n// Build unified message\nconst nowLocal = new Date().toLocaleString();\nconst nowISO = new Date().toISOString();\nconst notificationMessage =\n `\ud83c\udf89 Social Media Posts Published Successfully!\\n\\n` +\n `\ud83d\udccb Details (${posts.length}):\\n` +\n lines.join('\\n') +\n `\\n\\n\u2705 Workflow completed at ${nowISO}`;\n\n// Structured payload for downstream (webhook/Slack/Discord/Email)\nconst webhookData = {\n status: 'SUCCESS',\n count: posts.length,\n posts: posts.map(p => ({\n postId: fmtId(p),\n platform: fmtPlatform(p),\n contentPreview: preview(p.content),\n createdAt: p.createdAt || nowISO,\n userId: p.userId || 'N/A'\n })),\n createdAt: nowISO,\n slackMessage: `\u2705 Published on: ${posts.map(p => fmtPlatform(p)).join(', ')} | ` +\n `IDs: ${posts.map(p => fmtId(p)).join(', ')}`,\n discordMessage: `\ud83d\ude80 **Posts Published (${posts.length})**\\n` +\n lines.join('\\n') + `\\n\\n**Time:** ${nowLocal}`,\n emailSubject: `Social Posts Published (${posts.length})`,\n emailBody: notificationMessage,\n webhookNotification: notificationMessage\n};\n\n// Return a single consolidated item\nreturn [{\n json: {\n posts,\n notification: webhookData,\n webhookMessage: notificationMessage,\n executionStatus: 'SUCCESS'\n }\n}];" }, "typeVersion": 2 }, { "id": "7341910d-8f0f-4b52-9324-7e502352ca49", "name": "Respond to Webhook", "type": "n8n-nodes-base.respondToWebhook", "position": [ 4160, 352 ], "parameters": { "options": {} }, "typeVersion": 1.4 }, { "id": "5431359e-62e7-4665-9ffe-7d53d2ffe16f", "name": "When clicking \u2018Execute workflow\u2019", "type": "n8n-nodes-base.manualTrigger", "position": [ -800, 320 ], "parameters": {}, "typeVersion": 1 }, { "id": "9bb0e70f-3a6e-43cd-8116-7f2e0805e897", "name": "Wait 30s", "type": "n8n-nodes-base.wait", "position": [ 400, 480 ], "parameters": { "amount": 30 }, "typeVersion": 1.1 }, { "id": "8b69f38d-d616-4dac-adb1-f0d7f9701f74", "name": "Default Settings", "type": "n8n-nodes-base.set", "position": [ -576, 320 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "b2a93df9-00b3-4511-9bf8-e14ab5efc354", "name": "BUSINESS_TYPE", "type": "string", "value": "YOUR_BUSINESS_TYPE" }, { "id": "5b860d3a-0c66-4bda-aee2-b01eb4f7e5fb", "name": "CONTENT_TOPIC", "type": "string", "value": "YOUR_CONTENT_TOPIC" }, { "id": "4dae4bb6-a304-40ca-a100-18b63d578895", "name": "ENABLE_FACEBOOK", "type": "string", "value": "true" }, { "id": "34db5228-6039-4235-8621-b3d65593840c", "name": "FACEBOOK_ACCOUNT_ID", "type": "string", "value": "YOUR_IFACEBOOK_ACCOUNT_ID" }, { "id": "bd445855-79d4-4fbb-b5c7-9d5c707ac9e7", "name": "ENABLE_INSTAGRAM", "type": "string", "value": "true" }, { "id": "b1f080f6-0ffc-433c-8945-a62168b7646c", "name": "INSTAGRAM_ACCOUNT_ID", "type": "string", "value": "YOUR_INSTAGRAM_ACCOUNT_ID" }, { "id": "a66f1e1d-3284-4a3a-af2b-3e7183f6967a", "name": "ENABLE_LINKEDIN", "type": "string", "value": "false" }, { "id": "d50c61a8-9cf7-4e5e-9230-b06279b4f026", "name": "LINKEDIN_ACCOUNT_ID", "type": "string", "value": "YOUR_LINKEDIN_ACCOUNT_ID" }, { "id": "88ebc1ca-375b-4067-8539-f1285b604bb5", "name": "ENABLE_TIKTOK", "type": "string", "value": "false" }, { "id": "9ddd122c-2a14-41ac-acba-ebe291bfb4c8", "name": "TIKTOK_ACCOUNT_ID", "type": "string", "value": "YOUR_TIKTOK_ACCOUNT_ID" } ] } }, "typeVersion": 3.4 }, { "id": "3282bf89-2b9c-41c3-96cb-5968d13dd3dd", "name": "Late Create Post Facebook", "type": "n8n-nodes-base.httpRequest", "position": [ 3248, 48 ], "parameters": { "url": "https://getlate.dev/api/v1/posts", "method": "POST", "options": {}, "jsonBody": "={\n \"content\": \"{{ $json.facebook }}\\n\\n{{ Array.isArray($json.hashtags) ? $json.hashtags.join(' ') : $json.hashtags }}\",\n \"publishNow\": true,\n \"platforms\": [\n { \"platform\": \"facebook\", \"accountId\": \"{{ $('Default Settings').item.json.FACEBOOK_ACCOUNT_ID }}\" }\n ],\n \"mediaItems\": [\n { \"type\": \"image\", \"url\": \"{{ $json.publicUrl || $json.files?.[0]?.url || $json.url }}\" }\n ]\n}\n", "sendBody": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth" }, "credentials": { "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "acba7755-48ec-4fca-935e-8b1e4e77c60a", "name": "IF Facebook", "type": "n8n-nodes-base.if", "position": [ 2880, 64 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "or", "conditions": [ { "id": "e3f62ead-f07f-4dc3-b6cc-53cc281c06dc", "operator": { "type": "boolean", "operation": "true", "singleValue": true }, "leftValue": "={{ $('Default Settings').item.json.ENABLE_FACEBOOK }}", "rightValue": "" } ] }, "looseTypeValidation": true }, "typeVersion": 2.2 }, { "id": "08abe312-a3ae-4536-b112-ab0d4a25d87a", "name": "IF Instagram", "type": "n8n-nodes-base.if", "position": [ 2880, 272 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "or", "conditions": [ { "id": "e3f62ead-f07f-4dc3-b6cc-53cc281c06dc", "operator": { "type": "boolean", "operation": "true", "singleValue": true }, "leftValue": "={{ $('Default Settings').item.json.ENABLE_INSTAGRAM }}", "rightValue": "" } ] }, "looseTypeValidation": true }, "typeVersion": 2.2 }, { "id": "7f8757c9-c6e6-4c60-aa25-8f76e645dbfa", "name": "IF LinkedIn", "type": "n8n-nodes-base.if", "position": [ 2880, 464 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "or", "conditions": [ { "id": "e3f62ead-f07f-4dc3-b6cc-53cc281c06dc", "operator": { "type": "boolean", "operation": "true", "singleValue": true }, "leftValue": "={{ $('Default Settings').item.json.ENABLE_LINKEDIN }}", "rightValue": "" } ] }, "looseTypeValidation": true }, "typeVersion": 2.2 }, { "id": "d9fc9ad2-156c-43fc-9634-221f4f0d336d", "name": "IF TikTok", "type": "n8n-nodes-base.if", "position": [ 2880, 672 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "or", "conditions": [ { "id": "e3f62ead-f07f-4dc3-b6cc-53cc281c06dc", "operator": { "type": "boolean", "operation": "true", "singleValue": true }, "leftValue": "={{ $('Default Settings').item.json.ENABLE_TIKTOK }}", "rightValue": "" } ] }, "looseTypeValidation": true }, "typeVersion": 2.2 }, { "id": "601d5c07-6a7e-432d-97cd-e527eb04ed81", "name": "Late Create Post Instagram", "type": "n8n-nodes-base.httpRequest", "position": [ 3248, 256 ], "parameters": { "url": "https://getlate.dev/api/v1/posts", "method": "POST", "options": {}, "jsonBody": "={\n \"content\": \"{{ $json.instagram }}\\n\\n{{ Array.isArray($json.hashtags) ? $json.hashtags.join(' ') : $json.hashtags }}\",\n \"publishNow\": true,\n \"platforms\": [\n { \"platform\": \"instagram\", \"accountId\": \"{{ $('Default Settings').item.json.INSTAGRAM_ACCOUNT_ID }}\" }\n ],\n \"mediaItems\": [\n { \"type\": \"image\", \"url\": \"{{ $json.publicUrl || $json.files?.[0]?.url || $json.url }}\" }\n ]\n}\n", "sendBody": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth" }, "credentials": { "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "1f39f5fd-6fcf-4675-9ac6-fe2b844aa69f", "name": "Late Create Post Linkedin", "type": "n8n-nodes-base.httpRequest", "position": [ 3248, 448 ], "parameters": { "url": "https://getlate.dev/api/v1/posts", "method": "POST", "options": {}, "jsonBody": "={\n \"content\": \"{{ $json.linkedin }}\\n\\n{{ Array.isArray($json.hashtags) ? $json.hashtags.join(' ') : $json.hashtags }}\",\n \"publishNow\": true,\n \"platforms\": [\n { \"platform\": \"linkedin\", \"accountId\": \"{{ $('Default Settings').item.json.LINKEDIN_ACCOUNT_ID }}\" }\n ],\n \"mediaItems\": [\n { \"type\": \"image\", \"url\": \"{{ $json.publicUrl || $json.files?.[0]?.url || $json.url }}\" }\n ]\n}\n", "sendBody": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth" }, "credentials": { "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "438f89c0-2671-462a-8318-61e790872736", "name": "Late Create Post TikTok", "type": "n8n-nodes-base.httpRequest", "position": [ 3248, 656 ], "parameters": { "url": "https://getlate.dev/api/v1/posts", "method": "POST", "options": {}, "jsonBody": "={\n \"content\": \"{{ $json.tiktok }}\\n\\n{{ Array.isArray($json.hashtags) ? $json.hashtags.join(' ') : $json.hashtags }}\",\n \"publishNow\": true,\n \"platforms\": [\n { \"platform\": \"tiktok\", \"accountId\": \"{{ $('Default Settings').item.json.TIKTOK_ACCOUNT_ID }}\" }\n ],\n \"mediaItems\": [\n { \"type\": \"image\", \"url\": \"{{ $json.publicUrl || $json.files?.[0]?.url || $json.url }}\" }\n ]\n}\n", "sendBody": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth" }, "credentials": { "httpBearerAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "20d51af6-ba48-48cc-8c69-5f53c602627e", "name": "Merge", "type": "n8n-nodes-base.merge", "position": [ 3648, 320 ], "parameters": { "numberInputs": 4 }, "typeVersion": 3.2 }, { "id": "ffeaf90f-428a-4407-81f4-ab2527a60f5f", "name": "Combine Content with Media", "type": "n8n-nodes-base.code", "position": [ 2464, 336 ], "parameters": { "jsCode": "// Combine content data with media URLs\nconst mediaData = $input.first().json;\nconst contentData = $('Parse & Filter Platforms').item.json;\n\nreturn [{\n json: {\n ...contentData, // facebook, instagram, hashtags, etc.\n ...mediaData, // url, publicUrl, files, etc.\n }\n}];" }, "typeVersion": 2 }, { "id": "e7ab8509-6dad-4d9f-bced-8e206d67d0a7", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ 128, -48 ], "parameters": { "color": 5, "width": 832, "height": 80, "content": "# AI-Generated Social Media Posting with Late API" }, "typeVersion": 1 }, { "id": "f8dad610-9a03-4067-9b66-7a258d3e11fa", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ -1152, 480 ], "parameters": { "width": 368, "height": 320, "content": "## \ud83d\udcca Workflow Overview\n\nThis workflow automates social media publishing:\n\n1. Generate platform-optimized text with **Google Gemini**. \n2. Generate branded images with **Kie.ai**. \n3. Upload media to **Late API**. \n4. Publish posts on selected platforms (Facebook, Instagram, LinkedIn, TikTok). \n5. Send structured success notifications (Slack, Discord, Email, Webhook). \n" }, "typeVersion": 1 }, { "id": "8dea0bea-a4a0-4a74-a796-c5ee21f61bcb", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [ -656, 512 ], "parameters": { "width": 384, "height": 352, "content": "## \ud83d\udd11 Prerequisites & Credentials\n\nRequired credentials:\n- **Google Gemini API key** (PaLM)\n- **Kie.ai API key** (DreamSeed model)\n- **Late API key**\n\nRequired account IDs (from Late dashboard):\n- FACEBOOK_ACCOUNT_ID\n- INSTAGRAM_ACCOUNT_ID\n- LINKEDIN_ACCOUNT_ID\n- TIKTOK_ACCOUNT_ID\n\n\u26a0\ufe0f Each post requires both { platform, accountId }.\n" }, "typeVersion": 1 }, { "id": "7abf6a51-bc80-485c-a70a-a73375ec5881", "name": "Sticky Note3", "type": "n8n-nodes-base.stickyNote", "position": [ -832, 0 ], "parameters": { "width": 464, "height": 256, "content": "## \u2699\ufe0f Default Settings\n\nThis node defines workflow variables:\n\n- BUSINESS_TYPE \u2192 type of company\n- CONTENT_TOPIC \u2192 topic for content generation\n- ENABLE_* \u2192 toggle platforms (true/false)\n- *_ACCOUNT_ID \u2192 required Late account IDs\n\n\ud83d\udca1 Change values here to control which platforms are active.\n" }, "typeVersion": 1 }, { "id": "1ba6ca03-6672-4a9b-bfc3-05d85c16b5dc", "name": "Sticky Note4", "type": "n8n-nodes-base.stickyNote", "position": [ -160, 640 ], "parameters": { "width": 432, "height": 320, "content": "## \ud83e\udde0 Content Generation\n\n**Gemini \u2013 Generate Content**\n- Calls Google Gemini (gemini-2.5-flash).\n- Produces JSON with platform-specific texts:\n { topic, facebook, instagram, tiktok, linkedin, hashtags, bestTime }\n\n**Parse & Filter Platforms**\n- Extracts texts per platform.\n- Filters only enabled platforms.\n- Adds platformCount for reporting.\n" }, "typeVersion": 1 }, { "id": "190f8d6a-7e89-4f10-bdf3-fd10a122942d", "name": "Sticky Note5", "type": "n8n-nodes-base.stickyNote", "position": [ 352, 640 ], "parameters": { "width": 528, "height": 800, "content": "## \ud83c\udfa8 Image Generation\n\n**Model & provider**\n- Kie.ai \u2192 ByteDance **Seedream v4** (T2I + I2I + Editing)\n- Flow:\n - Create Task \u2192 Poll recordInfo \u2192 use `resultUrls[0]` as CDN URL (passed to Late API)\n\n### \ud83d\udcb8 Pricing (as of 2025-09-26)\nAssumptions: 1MP ~ 1024\u00d71024 image. Higher resolutions scale proportionally.\n\n- **Seedream via Kie.ai (v3 reference)**: ~**$0.0175 / image** (3.5 credits) \u2014 typical rate cited for Seedream v3 on Kie.ai. \n *Indicative for v4; check your Kie.ai plan.* \n- **Seedream via BytePlus (official API)**: **$0.03 / image** (+ **200 free images**). \n- **Nano Banana (Gemini 2.5 wrapper)**: **\u2248 $0.12 / edit** on Premium monthly (\u2248619 edits for $59.9); basic one-time pack \u2248 **$0.25 / edit**. \n- **FAL.ai (aggregator, FLUX family)** *(normalized to 1MP)*:\n - FLUX.1 **dev**: **$0.025 / MP** (\u2248$0.025 / 1MP image)\n - FLUX.1 **pro**: **$0.05 / MP**\n - FLUX.1 **schnell**: **$0.003 / MP** (fast/cheap, lower fidelity)\n\n### \u2705 Why Seedream (Kie.ai) here\n1) **Quality & prompt adherence** suitable for brand assets; strong editing & consistency. \n2) **Simple integration** (task \u2192 poll \u2192 CDN URL) fits n8n + Late upload flow. \n3) **Cost-effective at scale** versus Nano Banana subscriptions; comparable or better than many FAL image models for 1MP, with higher consistency for marketing creatives.\n\n> **Rule of thumb (1K images @ ~1MP):** \n> Kie.ai Seedream v3 ref ~$17.5 \u2192 BytePlus $30 \u2192 FAL FLUX dev ~$25 \u2192 Nano Banana ~$120 (Premium) / ~$250 (one-time).\n" }, "typeVersion": 1 }, { "id": "8178523a-d236-4053-90c9-f89936cacd34", "name": "Sticky Note6", "type": "n8n-nodes-base.stickyNote", "position": [ 1536, 736 ], "parameters": { "width": 512, "height": 320, "content": "## \ud83d\udce6 Media Upload to Late\n\nUploads images to Late API depending on size:\n\n- \u2264 4MB \u2192 direct upload\n- > 4MB \u2192 multipart flow:\n 1. Init Upload (Late API)\n 2. Download Large File\n 3. Upload to Storage (PUT)\n\n\u2705 Ensures files are properly stored before posting.\n" }, "typeVersion": 1 }, { "id": "7350ae95-d565-45b2-af95-61b759223db0", "name": "Sticky Note7", "type": "n8n-nodes-base.stickyNote", "position": [ 2784, 864 ], "parameters": { "width": 704, "height": 368, "content": "## \ud83d\ude80 Publishing Logic\n\nBranches per platform:\n- IF Facebook \u2192 Late Create Post Facebook\n- IF Instagram \u2192 Late Create Post Instagram\n- IF LinkedIn \u2192 Late Create Post LinkedIn\n- IF TikTok \u2192 Late Create Post TikTok\n\nEach post sends:\nPOST https://getlate.dev/api/v1/posts\n{\n content: \"text + hashtags\",\n publishNow: true,\n platforms: [{ platform, accountId }],\n mediaItems: [{ type: \"image\", url }]\n}\n" }, "typeVersion": 1 }, { "id": "63f67571-1961-430f-af7e-3acaa3fc5cec", "name": "Sticky Note8", "type": "n8n-nodes-base.stickyNote", "position": [ 3776, 576 ], "parameters": { "width": 384, "height": 416, "content": "## \ud83d\udce2 Notifications & Logging\n\n**Merge** responses from all platforms.\n\n**Success Notification & Logging**\n- Builds structured messages for:\n - Slack\n - Discord\n - Email\n - Webhook\n\nIncludes:\n- Post ID\n- Platform\n- Content preview\n- Timestamp\n" }, "typeVersion": 1 }, { "id": "bc91c6f2-5402-4ae4-9742-adc6626277e0", "name": "Sticky Note9", "type": "n8n-nodes-base.stickyNote", "position": [ 4224, 576 ], "parameters": { "color": 3, "width": 432, "height": 288, "content": "## \u26a0\ufe0f Error Handling\n\nCommon issues:\n- Missing accountId \u2192 check Default Settings.\n- Large files failing \u2192 check upload URL from Late.\n- Empty content \u2192 Gemini fallback text used.\n- Invalid credentials \u2192 update API keys.\n\n\ud83d\udee0 Errors stop only the failing branch; other platforms continue.\n" }, "typeVersion": 1 }, { "id": "e080af37-05cd-452b-a9fd-a2d516533a6e", "name": "Sticky Note10", "type": "n8n-nodes-base.stickyNote", "position": [ -1472, 1024 ], "parameters": { "color": 5, "width": 544, "height": 544, "content": "## \ud83d\udd11 [Gemini API (Google AI Studio)](https://ai.google.dev/gemini-api/docs/get-started) Gemini API Key\n\nSteps\n1) Open Google AI Studio \u2192 API Keys.\n2) Click **Create API key** (choose or create a Cloud project if prompted).\n3) Copy the key and store it securely.\n4) (Optional) Restrict the key (HTTP referrers / IPs) in Google Cloud Console.\n\nUse in requests\n- Header: x-goog-api-key: YOUR_KEY\n- Or as query param: ?key=YOUR_KEY\n\nQuick test (curl)\ncurl -s -X POST \\\n \"https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash:generateContent?key=YOUR_KEY\" \\\n -H \"Content-Type: application/json\" \\\n -d '{\n \"contents\":[{\"parts\":[{\"text\":\"Say hello\"}]}],\n \"generationConfig\":{\"maxOutputTokens\":64}\n }'\n\nn8n\n- Create Credential: HTTP Bearer YOUR_TOKEN_HERE API Key (per node), or store as env var.\n- Use in **Gemini \u2013 Generate Content** HTTP node.\n" }, "typeVersion": 1 }, { "id": "ec7b61ba-3672-4b0e-a78f-70968461ed07", "name": "Sticky Note11", "type": "n8n-nodes-base.stickyNote", "position": [ -896, 1024 ], "parameters": { "color": 5, "width": 528, "height": 544, "content": "## \ud83e\udde9 [Kie.ai (Seedream)](https://kie.ai/seedream-api)\n\nSteps\n1) Sign up / log in at Kie.ai \u2192 API Key Management.\n2) Create an API key (Bearer YOUR_TOKEN_HERE) and copy it.\n3) (Optional) Check credits endpoint to verify: GET /api/v1/chat/credit\n\nUse in requests\n- Header: Authorization: Bearer YOUR_TOKEN_HERE\n\nSeedream v4 flow (used here)\n- POST /api/v1/jobs/createTask\n { \"model\": \"bytedance/seedream-v4-text-to-image\", \"input\": { \"prompt\": \"...\", \"image_size\": \"square_hd\", \"image_resolution\": \"1K\" } }\n- Poll: GET /api/v1/jobs/recordInfo?taskId=...\n- Use data.resultJson.resultUrls[0] as CDN image URL.\n\nn8n\n- Create Credential: HTTP Bearer \u201cKie.ai\u201d.\n- Attach to **Kie.ai \u2013 Generate Image** and **Obtain Image** nodes.\n" }, "typeVersion": 1 }, { "id": "ebad7299-b595-40bf-9255-3d692e2971c0", "name": "Sticky Note12", "type": "n8n-nodes-base.stickyNote", "position": [ -336, 1024 ], "parameters": { "color": 5, "width": 544, "height": 544, "content": "## \ud83d\ude80 [Late API](https://getlate.dev/docs)\n\nSteps\n1) Create an account at getlate.dev and connect social accounts.\n2) Generate an **API key** in the Late dashboard (Account/Settings \u2192 API).\n3) Copy the key and keep it secure.\n\nUse in requests\n- Header: Authorization: Bearer YOUR_TOKEN_HERE\n\nCore endpoints (used here)\n- POST /api/v1/media \u2192 upload images (small: multipart, large: init + PUT)\n- POST /api/v1/posts \u2192 publish or schedule posts\n {\n \"content\": \"...\",\n \"publishNow\": true,\n \"platforms\": [{ \"platform\": \"facebook\", \"accountId\": \"...\" }],\n \"mediaItems\": [{ \"type\": \"image\", \"url\": \"CDN_URL\" }]\n }\n\nn8n\n- Create Credential: HTTP Bearer \u201cLate\u201d.\n- Attach to upload + posting nodes (Media & Create Post).\n" }, "typeVersion": 1 }, { "id": "f9e32b17-8c16-4b49-bd4c-bed82bfc164d", "name": "Normalize Media Output", "type": "n8n-nodes-base.code", "position": [ 2240, 336 ], "parameters": { "jsCode": "return [{\n json: {\n publicUrl:\n $json.publicUrl ||\n $json.url ||\n ($json.files?.[0]?.url) ||\n $('Prepare data').item.json.imageUrl\n }\n}];" }, "typeVersion": 2 }, { "id": "2bedc643-db64-4916-b18b-df0548573916", "name": "Sticky Note13", "type": "n8n-nodes-base.stickyNote", "position": [ -1056, 1616 ], "parameters": { "color": 5, "width": 880, "height": 784, "content": "### \ud83d\udcb8 Run Cost Cheat-Sheet \u2014 \u201cAI-Generated Social Post\u201d Flow\n\n**What gets billed per run**\n\n* **Text generation (Gemini 2.5 Flash)**\n\n * *Free Tier (AI Studio / API free tier):* **$0** (rate-limited). ([Google AI for Developers][1])\n * *Paid Tier (interactive API):* **$0.30 / 1M input tokens** and **$2.50 / 1M output tokens**.\n *Batch API is ~50% of interactive prices.* ([Google AI for Developers][1])\n\n* **Image generation (Seedream v4 via Kie.ai)**\n\n * Typical credit pricing: ~**$0.04\u2013$0.069 per image** depending on plan/volume. ([Seedream-4][2])\n\n* **Publishing (Late API)**\n\n * **Subscription-based**; marginal cost per post is **$0** within plan limits\n (Free: 10 posts/mo; Build: 120 posts/mo; Accelerate/Dominate/Enterprise: unlimited posts). ([Late][3])\n\n---\n\n**Quick estimate (paid Gemini tier)**\n\n```\nEstimated LLM cost = \n (input_tokens / 1,000,000) * $0.30 +\n (output_tokens / 1,000,000) * $2.50\nTotal per run \u2248 LLM cost + image_cost (\u2248 $0.04\u2013$0.069) + $0 (Late)\n```\n\n**Example:** ~600 input tokens + ~800 output tokens\nLLM \u2248 (600 * 0.30 + 800 * 2.50) / 1,000,000 \u2248 **$0.0022**\nImage \u2248 **$0.05** \u2192 **~$0.052 per full run** (posting cost covered by Late plan).\n\n> **Tips**\n>\n> * Staying on **AI Studio free tier** makes LLM cost $0; only image (and your Late plan) remains. ([Google AI for Developers][1])\n> * If you batch-generate captions, **Batch API is ~50% cheaper** than interactive. ([Google AI for Developers][1])\n" }, "typeVersion": 1 } ], "active": false, "settings": { "callerPolicy": "workflowsFromSameOwner", "executionOrder": "v1", "executionTimeout": -1, "timeSavedPerExecution": 2 }, "versionId": "ffa440bf-7b8f-4ebd-be4f-bd067a0b58ee", "connections": { "Merge": { "main": [ [ { "node": "Success Notification & Logging", "type": "main", "index": 0 } ] ] }, "Wait 30s": { "main": [ [ { "node": "Kie.ai - Obtain Image", "type": "main", "index": 0 } ] ] }, "IF TikTok": { "main": [ [ { "node": "Late Create Post TikTok", "type": "main", "index": 0 } ] ] }, "IF Facebook": { "main": [ [ { "node": "Late Create Post Facebook", "type": "main", "index": 0 } ] ] }, "IF LinkedIn": { "main": [ [ { "node": "Late Create Post Linkedin", "type": "main", "index": 0 } ] ] }, "IF Instagram": { "main": [ [ { "node": "Late Create Post Instagram", "type": "main", "index": 0 } ] ] }, "Prepare data": { "main": [ [ { "node": "HTTP Request for content-length", "type": "main", "index": 0 } ] ] }, "Default Settings": { "main": [ [ { "node": "Check Enabled Platforms", "type": "main", "index": 0 } ] ] }, "Download Large (GET)": { "main": [ [ { "node": "Upload to Storage (PUT)", "type": "main", "index": 0 } ] ] }, "Kie.ai - Obtain Image": { "main": [ [ { "node": "Prepare data", "type": "main", "index": 0 } ] ] }, "IF \u2013 \u201eIs Large?\u201d": { "main": [ [ { "node": "LATE \u2013 Init Upload files > 4MB", "type": "main", "index": 0 } ], [ { "node": "HTTP Request for files \u2264 ~4 MB", "type": "main", "index": 0 } ] ] }, "Normalize Media Output": { "main": [ [ { "node": "Combine Content with Media", "type": "main", "index": 0 } ] ] }, "Check Enabled Platforms": { "main": [ [ { "node": "Gemini - Generate Content", "type": "main", "index": 0 } ] ] }, "Kie.ai - Generate Image": { "main": [ [ { "node": "Wait 30s", "type": "main", "index": 0 } ] ] }, "Late Create Post TikTok": { "main": [ [ { "node": "Merge", "type": "main", "index": 2 } ] ] }, "Upload to Storage (PUT)": { "main": [ [ { "node": "Normalize Media Output", "type": "main", "index": 0 } ] ] }, "Parse & Filter Platforms": { "main": [ [ { "node": "Kie.ai - Generate Image", "type": "main", "index": 0 } ] ] }, "Gemini - Generate Content": { "main": [ [ { "node": "Parse & Filter Platforms", "type": "main", "index": 0 } ] ] }, "Late Create Post Facebook": { "main": [ [ { "node": "Merge", "type": "main", "index": 0 } ] ] }, "Late Create Post Linkedin": { "main": [ [ { "node": "Merge", "type": "main", "index": 2 } ] ] }, "Combine Content with Media": { "main": [ [ { "node": "IF Facebook", "type": "main", "index": 0 }, { "node": "IF Instagram", "type": "main", "index": 0 }, { "node": "IF LinkedIn", "type": "main", "index": 0 }, { "node": "IF TikTok", "type": "main", "index": 0 } ] ] }, "Late Create Post Instagram": { "main": [ [ { "node": "Merge", "type": "main", "index": 1 } ] ] }, "Success Notification & Logging": { "main": [ [ { "node": "Respond to Webhook", "type": "main", "index": 0 } ] ] }, "HTTP Request for content-length": { "main": [ [ { "node": "IF \u2013 \u201eIs Large?\u201d", "type": "main", "index": 0 } ] ] }, "Late - Upload Media files <=4MB": { "main": [ [ { "node": "Normalize Media Output", "type": "main", "index": 0 } ] ] }, "HTTP Request for files \u2264 ~4 MB": { "main": [ [ { "node": "Late - Upload Media files <=4MB", "type": "main", "index": 0 } ] ] }, "LATE \u2013 Init Upload files > 4MB": { "main": [ [ { "node": "Download Large (GET)", "type": "main", "index": 0 } ] ] }, "When clicking \u2018Execute workflow\u2019": { "main": [ [ { "node": "Default Settings", "type": "main", "index": 0 } ] ] } } }