This article provides a complete, practical walkthrough of the Manual Stickynote Create Webhook n8n agent. It connects HTTP Request, Webhook across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between HTTP Request, Webhook, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• HTTP Request
• Webhook

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title: How to Automate AI Video Generation with HeyGen Using n8n
   
   Meta Description: Learn how to create and automate AI-generated videos with avatars and voiceovers using HeyGen and n8n. Step-by-step guide with workflow breakdown, API integration, and real-life applications.
   
   Keywords: n8n, HeyGen, AI video generation, workflow automation, API integration, avatar video, video automation, voice AI, no-code automation, create videos with text
   
   Third-Party APIs Used:
   - HeyGen API (https://www.heygen.com/api)
   
   Article:
   
   Automate AI Video Creation with HeyGen Using n8n
   
   The rise of AI-generated content has opened new opportunities for creators, marketers, and educators to produce professional-quality videos at scale. If you're looking to automate the creation of avatar-based videos without writing much code, then n8n—a powerful open-source workflow automation tool—is your new best friend.
   
   In this guide, we’ll walk through how to use n8n to generate AI-powered videos using the HeyGen API. By the end, you’ll have a working automation flow that takes inputs like text, avatar selection, and voice choice, then delivers a customizable video―all hands-free!
   
   Why Use HeyGen with n8n?
   
   HeyGen is a platform that provides customizable AI avatars and voice synthesis. With just a few parameters (text, avatar ID, and voice ID), it can create high-quality, shareable videos featuring virtual presenters. Integrating this powerful service with n8n lets you build a scalable video pipeline for marketing, education, sales, or entertainment.
   
   n8n allows logic-based workflows triggered manually or automatically, with built-in wait times, branching conditions, and output parsing—all through a no-code interface.
   
   Overview of the Workflow
   
   Let’s break down the n8n workflow designed to generate HeyGen videos:
   
   1. Manual Trigger
      The automation starts with a Manual Trigger node named “When clicking ‘Test workflow’”, allowing users to initiate the video creation process during setup or testing.
   
   2. Config Node
      This “Set” node provides hardcoded inputs:
      - avatar_id: Selected HeyGen avatar
      - voice_id: Selected HeyGen voice
      - text: The script/monologue for the avatar to speak
   
      Example Text:  
      "Imagine ADHD as that super energetic friend who jumps from one cool idea to the next. Now, add AI—the smart helper trying to keep things on track…"
   
   3. Create Video
      An HTTP node sends a POST request to HeyGen’s /v2/video/generate API with the payload that defines the avatar, voice, caption preferences, and video dimensions (1080x1920). This node also includes authentication via a custom header using HeyGen’s API key.
   
   4. Wait
      Before checking the status of the video, the workflow “pauses” for 10 seconds using the Wait node. This gives HeyGen enough time to process and start rendering the video.
   
   5. Get Video Status
      Another HTTP node is used to check the progress of the video creation. A GET request is sent to HeyGen’s /v1/video_status.get endpoint with the video_id obtained from the previous POST request.
   
   6. Conditional Check (“is Completed”)
      An IF node checks the status of the video. If the returned JSON data indicates the video status is "completed", it proceeds; if not, it loops back to the Wait node and rechecks. This “poll until ready” model ensures that the final video is accessed only once it’s finalized.
   
   7. Output Node
      Once the video is completed, a simple Set node extracts and displays the final video URL: video_url = $json.data.video_url
   
   Sticky Notes for Guidance
   
   There are several sticky note nodes included to help organize the workflow visually:
   - Provide instructions for video input configuration (Avatar ID, Voice ID, Text)
   - Document how to set up authentication with HeyGen
   - Offer helpful links, like sign-up and API documentation
   
   Setting It Up: Quick Guide
   
   1. Sign Up on HeyGen
      - Visit heygen.com and register
      - Copy your API key from account settings
   
   2. Configure Credentials in n8n
      - Create a new credential with “Custom Auth” 
      - Use header name: X-Api-Key
      - Paste your HeyGen API key
   
   3. Choose Your Assets
      - Select an Avatar ID and Voice ID from HeyGen’s catalog
      - You can test different combinations to match your brand tone
   
   4. Customize the Text Script
      - In the Config node, insert your custom message
      - This script is what the avatar will read aloud
   
   5. Run and Retrieve
      - Click "Test Workflow"
      - After processing, you'll get a video URL to download or share
   
   Use Cases for This Automation
   
   - Marketing Videos: Deliver tailored content across social platforms
   - E-learning: Create educational face-to-camera content in minutes
   - Product Demos: Simulate sales scripts and application walk-throughs
   - Internal Communication: Disseminate announcements organization-wide in a familiar video format
   
   Wrapping Up
   
   Automating video creation with n8n and HeyGen streamlines what would otherwise be a manual, time-consuming process. With just a little configuration, you can create professional, avatar-led videos whenever your content changes—with minimal human input.
   
   Whether you're a small business owner, educator, or team manager, integrating this into your pipeline brings efficiency, consistency, and creativity all in one.
   
   Start exploring the potential of combining AI voice and avatars with the power of n8n automation—and give your message the face and voice it deserves.
   
   Try HeyGen for free and explore the API: https://www.heygen.com
   
   Happy automating!
   
   — Powered by AI & Automation 🧠⚙️

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.