Turn TikTok comments into AI avatar videos with Dumpling AI, GPT-4 & Captions.ai

by Yang ✓ · 432 views · created 2025-10-03 · Content Creation, Multimodal AI

What this workflow does

This AI workflow has 13 nodes and runs on a schedule (every day) (plus 1 other trigger). Along the way it connects OpenAI and Airtable. It also calls app.dumplingai.com, api.captions.ai and api.submagic.co over HTTP.

How it runs

Trigger: On a schedule (every day) (plus 1 other trigger).

1. Get TikTok Video & Comments from DataTable (Data table): get
2. Save Final Video Details to Airtable (Airtable): create
3. Get Transcript from Dumpling AI (HTTP Request): calls app.dumplingai.com (POST)
4. Generate TikTok Script with GPT- (OpenAI): uses OpenAI
5. Clean Up Script Formatting (Code): runs custom JavaScript code
6. Captions: Generate Avatar Video (HTTP Request): calls api.captions.ai (POST)
7. Wait: waits 80 seconds
8. Caption: Check Video Status (HTTP Request): calls api.captions.ai (POST)
9. Was the Captions.ai Video Created Successfully? (If): checks a condition and branches into true / false
10. Send Final Video to Submagic for Enhancements (HTTP Request): calls api.submagic.co (POST)

…plus 1 more step. See the full node list below.

Services it uses

OpenAIAirtable

HTTP calls to: app.dumplingai.com, api.captions.ai, api.submagic.co

Before you upgrade to n8n 3.0

Nodes used (9)

• Schedule Triggern8n-nodes-base.scheduleTrigger
• Data tablen8n-nodes-base.dataTable
• HTTP Requestn8n-nodes-base.httpRequest
• OpenAI@n8n/n8n-nodes-langchain.openAi
• Coden8n-nodes-base.code
• Waitn8n-nodes-base.wait
• Ifn8n-nodes-base.if
• Webhookn8n-nodes-base.webhook
• Airtablen8n-nodes-base.airtable

From the author

Who’s it for This template is perfect for TikTok creators, content marketers, and social media teams who want to turn viral comments into engaging short-form videos without manually scripting, recording, or editing. If you want to keep up with trends and…

View the original on n8n.io → Check your own copy