Auto-Generate and Post Instagram Reels with Veo3, OpenAI, and Blotato
VerifiedAutomates Reel creation with OpenAI and logs results via Google Sheets.
What this workflow does
This automation pulls prompts from Google Sheets, uses OpenAI to create captions, and sends HTTP requests to produce and distribute short videos while logging each step.
It suits creators and marketers who want to streamline content output using spreadsheet data, AI text generation, and API calls without manual editing.
Who is this for?
Content creators, social media managers, and marketing teams who need to produce Instagram Reels at scale without manual shooting or editing.
What problem it solves
Creating and publishing short-form video content manually takes significant time and effort. This workflow automates ideation, video generation via Veo3, captioning with OpenAI, logging in Google Sheets, and posting via Blotato.
What it automates
Daily brand reels
A marketer adds daily prompts to Google Sheets and the workflow generates, captions, logs, and posts one Reel per day.
Campaign content bursts
A creator team runs batches of prompts through the sheet to produce multiple themed Reels for a product launch.
Consistent posting schedule
An influencer maintains a steady feed by letting the workflow handle video creation and Blotato publishing from stored ideas.
How the workflow works
The 3 nodes in this automation, in order.
- 1Google SheetsgoogleSheets
- 2HTTP RequesthttpRequest
- 3OpenAI@n8n/n8n-nodes-langchain.openAi
Apps & integrations used
How to set up Auto-Generate and Post Instagram Reels with Veo3, OpenAI, and Blotato
- 1Import the workflow JSON into your n8n instance
- 2Connect your Google Sheets credentials and select the provided template
- 3Add your OpenAI API key in the OpenAI node
- 4Configure the HTTP Request node with your Wavespeed/Veo3 API credentials
- 5Set up the Blotato HTTP Request node with your Blotato API key
- 6Activate the workflow and test with a sample row in the sheet
How to customize this workflow
- →Swap the OpenAI model used for captions
- →Change the trigger from Google Sheets to a Schedule node
- →Add a step to resize or watermark the generated video
- →Route successful posts to a Slack notification node
Auto-Generate and Post Instagram Reels with Veo3, OpenAI, and Blotato: pros & cons
Pros
- +End-to-end automation from idea to published Reel
- +Uses existing Google Sheets for easy prompt management
- +Combines video generation and posting in one flow
- +Beginner-friendly n8n structure
Cons
- –Depends on third-party API availability and costs
- –Video quality is limited by Veo3 output
- –Blotato posting requires separate account setup
Frequently asked questions
It automatically generates Instagram Reels with Veo3, writes captions via OpenAI, logs results in Google Sheets, and posts them using Blotato.
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