{"product_id":"n8n-workflow-viral-video-clips-w-reap-openai-captions","title":"n8n Workflow: Viral Video Clips w\/ Reap + OpenAI Captions","description":"\u003ch3\u003eTurn a single video into viral-ready Shorts—with Reap + OpenAI captions (and optional auto-publishing)\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow takes your source video, generates portrait short-form clips using \u003cstrong\u003eReap\u003c\/strong\u003e, creates platform-specific captions\/metadata with \u003cstrong\u003eOpenAI\u003c\/strong\u003e, and (optionally) publishes the best-performing clip to \u003cstrong\u003eInstagram Reels, YouTube Shorts, and TikTok\u003c\/strong\u003e via \u003cstrong\u003eZernio\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValidates your inputs\u003c\/strong\u003e when you click \u003cem\u003eExecute workflow\u003c\/em\u003e, checking the source video URL and clip-generation settings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerates clips with Reap\u003c\/strong\u003e: sends the source video to Reap for portrait clip creation, polls until processing completes, and retrieves the generated clips.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelects the strongest candidate\u003c\/strong\u003e by choosing the clip with the highest \u003cstrong\u003eReap virality score\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCreates platform-ready copy with OpenAI\u003c\/strong\u003e by generating Instagram, TikTok, and YouTube Shorts titles\/descriptions\/captions, then validates the text against character\/hashtag rules.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoutes publishing based on toggles\u003c\/strong\u003e, including a \u003cem\u003edry-run vs live mode\u003c\/em\u003e check.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePublishes to Instagram (optional)\u003c\/strong\u003e using the Instagram Graph API: creates an Instagram Reel container, waits for processing status, then publishes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePublishes to YouTube (optional)\u003c\/strong\u003e: downloads the selected clip and uploads it as a Short with the generated title and description.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePublishes to TikTok (optional)\u003c\/strong\u003e: uploads via \u003cstrong\u003eZernio\u003c\/strong\u003e and retries automatically on temporary \u003cem\u003e“at capacity”\u003c\/em\u003e errors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRun an automated pipeline to turn long-form video content into \u003cstrong\u003eShorts\/Reels\/TikToks\u003c\/strong\u003e with consistent, optimized captions.\u003c\/li\u003e\n  \u003cli\u003eFor SaaS operators: batch-produce social posts from a URL source, then publish when approvals are enabled.\u003c\/li\u003e\n  \u003cli\u003eFor automation engineers: deploy a reusable n8n workflow combining \u003cstrong\u003eReap virality scoring\u003c\/strong\u003e, \u003cstrong\u003eOpenAI text generation\u003c\/strong\u003e, and multi-platform publishing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrations\u003c\/strong\u003e: Reap API (HTTP Bearer Auth), OpenAI, Instagram Graph API, YouTube, Zernio.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey n8n nodes\u003c\/strong\u003e (as provided): if, set, code, wait, merge, and YouTube-related upload steps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorkflow logic\u003c\/strong\u003e: polling for Reap completion, virality-score selection, text parsing\/validation, and retry handling for Zernio “at capacity” responses.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46063677997235,"sku":"N8N-19709","price":37.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/i_qvNzp52kzolsHVbnfLa_zfGJiNFT.png?v=1789808995","url":"https:\/\/buyflowscripts.com\/products\/n8n-workflow-viral-video-clips-w-reap-openai-captions","provider":"N8N Commerce","version":"1.0","type":"link"}