Google Gemini Chat Model and JWT integration

How it works Input business details – Takes business name, description, services, offer, CTA, location, and target audience from a form Write the script – Uses Gemini 2.5 Pro to create a 16-second, two-part micro-commercial script with character dialogue (Part 1: problem + solution, Part 2: resolution + CTA) Generate Part 1 video – Creates an 8-second Veo 3 prompt from Part 1 script and generates the first video clip Analyze character appearance – Uploads Part 1 video to Gemini for hyper-detailed character analysis (face, hair, attire, etc.) to ensure consistency in Part 2 Generate Part 2 video – Creates an 8-second Veo 3 prompt using Part 2 script + character personas, then generates the second video clip Merge videos – Combines both clips using Creatomate into a single 16-second video Deliver – Sends the final commercial to Telegram Set up steps API Keys – Set up accounts for Google Cloud (Veo 3.0 + Gemini + GCS), Creatomate, and Telegram Credentials in n8n – Add each API key as a credential in your n8n instance Configure variables – Update the SET node with your Google Cloud PROJECT_ID and CLIENT_EMAIL Enter business details – Fill in the Form node with your business name, description, services, offer, CTA, location, and target audience Test – Execute the workflow to generate a two-part commercial for your business

How it works Brainstorm metaphors – Takes product details (name, description, audience, value props) and generates 5 visual metaphors using Gemini 2.5 Pro Select best metaphor – Scores each metaphor on relevance, AI efficiency, simplicity, abstraction, and visual appeal, then picks the winner and creates a 3-act script + short title Generate main video prompt – Translates the winning metaphor and script into a 120–150 word cinematic Veo 3 prompt with lighting, camera movement, and atmospheric details Generate complementary scene – Creates a 40–60 word prompt for a static background plate that visually matches the main scene Create both videos – Generates two 8-second AI videos with Veo 3.0 and uploads both to GCS Merge & render – Combines the main video, complementary background, product name, and metaphor title using Creatomate Deliver – Sends the final ad to Telegram Set up steps API Keys – Set up accounts for Google Cloud (Veo 3.0 + Gemini + GCS), Creatomate, and Telegram Credentials in n8n – Add each API key as a credential in your n8n instance Configure variables – Update the SET node with your Google Cloud PROJECT_ID and CLIENT_EMAIL Enter product details – Fill in the Input variables node with your product name, description, target audience, and value propositions Test – Execute the workflow to generate a metaphor-based video ad for your product

How it works Get a quote – Pulls a motivational quote from a Google Sheet Generate Veo prompt – Uses a Gemini-powered agent to translate the quote into a 120–150 word cinematic prompt with visuals and instrumental music (no spoken words or text) Create video – Generates an 8-second AI video with Veo 3.0 and uploads to GCS Add quote text – Uses Creatomate to overlay the quote text onto the video Upload to Postiz – Uploads the final video to Postiz (social media scheduler) Schedule across platforms – Detects connected channels (TikTok, YouTube, Instagram) and schedules the video for posting in 1 day Set up steps API Keys – Set up accounts for Google Cloud (Veo 3.0 + GCS + Gemini), Creatomate, and Postiz Credentials in n8n – Add each API key as a credential in your n8n instance Configure variables – Update the SET1 node with your Google Cloud PROJECT_ID and CLIENT_EMAIL Set up Google Sheet – Create a sheet with a column named quote containing the quotes you want to turn into videos Connect Postiz – Ensure your social media channels (TikTok, YouTube, Instagram) are connected in Postiz Test – Execute the workflow to generate and schedule a quote video

How it works Find trending theories – Uses Grok-4 to scan X (Twitter) for the top emerging conspiracy theory from the last 3 days Write the script – Takes the theory and creates a 24-second documentary-style script with 4 scenes (Hook, Segment 1, Segment 2, CTA) using Gemini 2.5 Pro Create Veo prompts – Translates each scene's visual description into a production-ready prompt (120–150 words) optimized for Google Veo 3.0 Generate voiceover – Converts each scene's script into dark, mysterious narration using Google Text-to-Speech and uploads to GCS Generate video clips – Creates four 8-second AI-generated video clips with Veo 3.0 and uploads each to GCS Merge & render – Combines all video clips and audio tracks using Creatomate into a single 24-second vertical video Deliver – Sends the final conspiracy reel to Telegram Set up steps API Keys – Set up accounts for Google Cloud (Veo 3.0 + Text-to-Speech + GCS), xAI (Grok-4), and Creatomate Credentials in n8n – Add each API key as a credential in your n8n instance Configure variables – Update the SET node with your Google Cloud PROJECT_ID, CLIENT_EMAIL, and bucket_name Test – Execute the workflow to find a trending theory and generate a video

How it works Generate the script – Takes a "what if" question and creates a 24-second video script with 4 scenes (Hook, Wonder, Reality, CTA) using Gemini 2.5 Pro Create Veo prompts – Translates each scene's visual description into a production-ready prompt (120–150 words) optimized for Google Veo 3.0 Generate voiceover – Converts each scene's script into natural speech using Google Text-to-Speech and uploads to GCS Generate video clips – Creates four 8-second AI-generated video clips with Veo 3.0 and uploads each to GCS Merge & render – Combines all video clips and audio tracks using Creatomate into a single 24-second video Deliver – Sends the final video back via Telegram Set up steps API Keys – Set up accounts for Google Cloud (Veo 3.0 + Text-to-Speech + GCS), DeepSeek, Creatomate, and Telegram Bot Credentials in n8n – Add each API key as a credential in your n8n instance Configure variables – Update the SET node with your Google Cloud PROJECT_ID and CLIENT_EMAIL Test – Enter a "what if" question and execute the workflow

Professional AI-Powered Ad Generator Creating high-quality video ads has traditionally been one of the biggest challenges for small businesses and marketers. It usually requires a production team, editing software, and days of effort before anything is ready to publish. That makes consistency almost impossible — especially if you want to publish new ads every day. This workflow changes the process entirely. Built in n8n, the Professional AI-Powered Ad Generator combines AI and automation to handle everything from script creation to video rendering and social media publishing. The goal is simple: allow you to create and distribute short, engaging video ads in minutes, without relying on a studio, editors, or complicated tools. Why This Workflow Matters Most businesses know the importance of consistent advertising, but producing daily video content has always felt out of reach. This workflow makes it practical by: Automating creative tasks** that normally require a writer or video editor. Integrating multiple AI tools** into one connected system. Publishing directly to social media** so your ads reach people without extra steps. Instead of spending hours editing or outsourcing to agencies, you can now go from idea to published ad in the same amount of time it takes to write a short post. How It Works The process starts with a simple form where you enter your business details: name, service, offer, and call-to-action. From there, the workflow runs automatically: Script Planning AI generates a short, two-part script that feels natural and relatable. Part one introduces a problem. Part two presents your business as the solution, ending with a strong CTA. Video Generation with Google Veo 3 Each part of the script is turned into an 8-second cinematic video clip, visually optimized for vertical platforms. Character Consistency with Google Gemini Characters are analyzed and matched across both clips, creating a smooth narrative with visual continuity. Assembly with Creatomate Both clips are merged into a 16-second vertical ad, automatically formatted for TikTok, Instagram, and YouTube Shorts. Automated Publishing with Postiz The final video is scheduled and posted to your connected social accounts. Captions and titles** are generated automatically. No manual uploads or extra steps. What You Gain ✅ Daily publishing at scale – Generate and release multiple ads per day. ⏱️ Time savings – Go from idea to ad in just minutes. 📈 Consistency – Maintain a professional, frequent social presence. 💰 Cost efficiency – No production crew, no software, no outsourcing. 🧩 Flexibility – Ideal for local businesses, service providers, and agencies. Honest Advantage This workflow doesn’t replace creativity — it makes it practical. You still define the message: The service The offer The story But the heavy lifting — scripting, video production, visual continuity, and publishing — is automated. You focus on ideas, while the system handles execution. Conclusion The Professional AI-Powered Ad Generator is not a promise of magic. It’s a dependable system that helps small teams and solo entrepreneurs consistently create and publish professional ads — without the usual bottlenecks. > From a simple brief to a polished, published ad — all in one automated flow. Advertising, simplified. Automation, scaled.