Cross-platform social media posting factory with approval

n8n · complex · 56 nodes

Linkedin Googledocs Automate Webhook is an n8n automation template that triggers a full social media content publishing factory from another workflow, handling everything from prompt composition to approval and posting. The 56-node workflow covers system prompt and schema setup, AI-powered content generation via gpt-4o-mini, image creation with pollinations.ai, saving assets to imgbb.com, and building platform-specific posts for Facebook, Instagram, LinkedIn, and X. Trigger: executed by another workflow. Integrations: Facebook Graph API, Gmail, Google Docs, HTTP Request, LinkedIn, Twitter/X. Built for marketing teams who need automated cross-platform publishing with a Gmail-based approval step before anything goes live.