Promote YouTube uploads to social channels with DeepSeek and Posta
UnknownUnknown. This template uses community nodes we can't verify statically. Uses community nodes that can't be verified statically (unverified community packages are off by default in 3.0). Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 16 nodes and runs manually, when you click “Execute workflow”. Along the way it connects DeepSeek Chat Model and Posta (community). It also calls youtube.com over HTTP.
How it runs
Trigger: Manually, when you click “Execute workflow”.
- Get many social accounts (Posta): work with social account
- Download YouTube feed (HTTP Request): calls youtube.com
- Keep active accounts (Filter): keeps only the items that match a condition
- Parse feed XML (XML): converts between XML and JSON
- One post per platform (Remove Duplicates): removes duplicate items
- Post per active account (Merge): merges the data from its input branches
- Latest video (Code): runs custom JavaScript code
- Combine video + platforms (Merge): merges the data from its input branches
- Create a post (Posta): uses Posta
- Download thumbnail (HTTP Request): calls an HTTP API
…plus 4 more steps. See the full node list below.
Services it uses
HTTP calls to: youtube.com
Before you upgrade to n8n 3.0
We can't fully verify this one: it relies on 1 community package, and n8n 3.0 turns unverified community packages off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).
- Check that n8n-nodes-posta is verified or supports 3.0 (used in Create a post, Get many social accounts, Upload media).
Nodes used (10)
- Manual Trigger
n8n-nodes-base.manualTrigger - Posta
n8n-nodes-posta.posta - HTTP Request
n8n-nodes-base.httpRequest - Merge
n8n-nodes-base.merge - XML
n8n-nodes-base.xml - Code
n8n-nodes-base.code - Filter
n8n-nodes-base.filter - Remove Duplicates
n8n-nodes-base.removeDuplicates - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - DeepSeek Chat Model
@n8n/n8n-nodes-langchain.lmChatDeepSeek
From the author
Quick overview This workflow fetches the latest video from a YouTube channel feed, generates platform-specific promo captions with DeepSeek, and creates draft promotion posts in Posta for active social media accounts. You can automatically promote your videos…