Generate & auto-post tech news AI avatar videos to social media with Heygen and Blotato
Needs changesNeeds changes. This template uses 1 thing(s) that n8n 3.0 removes: AI Agent v1 (old agent modes). 1 breaking item(s) found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 24 nodes and runs on a schedule (every day at 10:00). Along the way it connects Hacker News, OpenAI Chat Model, OpenAI and Blotato (community). It also calls api.heygen.com over HTTP.
How it runs
Trigger: On a schedule (every day at 10:00).
- AI Agent: runs an AI agent, with model: Write Script; 2 tools (Fetch HN Article, Fetch HN Front Page)
- Write Long Caption (OpenAI): uses OpenAI
- Write Short Caption (OpenAI): uses OpenAI
- Setup Heygen (Edit Fields (Set)): sets or maps fields
- If: checks a condition and branches into true / false
- Create Avatar Video WITH Background Video (HTTP Request): calls api.heygen.com (POST)
- Create Avatar Video WITHOUT Background Video (HTTP Request): calls api.heygen.com (POST)
- Merge: merges the data from its input branches
- Wait: waits 8 minutes
- Get Avatar Video (HTTP Request): calls api.heygen.com
…plus 10 more steps. See the full node list below.
Services it uses
HTTP calls to: api.heygen.com
Before you upgrade to n8n 3.0
1 thing in this workflow is removed in n8n 3.0. Fix it before you upgrade:
- AI Agent v1 (old agent modes) in AI Agent (v1.8): replace with Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent.
| Removed in 3.0 | Replace with |
|---|---|
| AI Agent v1 (old agent modes) AI Agent (v1.8) | Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent. |
Nodes used (11)
- Schedule Trigger
n8n-nodes-base.scheduleTrigger - AI Agent
@n8n/n8n-nodes-langchain.agent - Hacker News Tool
n8n-nodes-base.hackerNewsTool - Wait
n8n-nodes-base.wait - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Edit Fields (Set)
n8n-nodes-base.set - HTTP Request
n8n-nodes-base.httpRequest - OpenAI
@n8n/n8n-nodes-langchain.openAi - Blotato
@blotato/n8n-nodes-blotato.blotato - If
n8n-nodes-base.if - Merge
n8n-nodes-base.merge
From the author
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. Description This fully automated AI Avatar Social Media system creates talking head AI clone videos, WITHOUT having to film or edit yourself. It combines n8n,…