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Generate high quality video commercials with Veo 3

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Generate high quality video commercials with Veo 3 preview
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1. Workflow Overview

How it works 1. Input business details – Takes business name, description, services, offer, CTA, location, and target audience from a form 2. Write the script – Uses Gemini 2.5 Pro to create a 16 s...

Best for

  • Content Creation automation workflows
  • Multimodal AI automation workflows
  • advanced n8n builders looking for reusable templates

Tools used

n8n-nodes-base.stickynote, n8n-nodes-base.manualtrigger, n8n-nodes-base.set, @n8n/n8n-nodes-langchain.lmchatgooglegemini, n8n-nodes-base.converttofile, n8n-nodes-base.switch, n8n-nodes-base.httprequest, n8n-nodes-base.wait

Source and attribution

This workflow is cataloged by N8N Workflows and links back to its original n8n.io source page by Koulikas Giannis.

Original n8n.io source

1.1 Workflow description

Title
Generate high quality video commercials with Veo 3
Workflow name
Generate high quality video commercials with Veo 3

How it works

1. Input business details – Takes business name, description, services, offer, CTA, location, and target audience from a form

2. Write the script – Uses Gemini 2.5 Pro to create a 16-second, two-part micro-commercial script with character dialogue (Part 1: problem + solution, Part 2: resolution + CTA)

3. Generate Part 1 video – Creates an 8-second Veo 3 prompt from Part 1 script and generates the first video clip

4. Analyze character appearance – Uploads Part 1 video to Gemini for hyper-detailed character analysis (face, hair, attire, etc.) to ensure consistency in Part 2

5. Generate Part 2 video – Creates an 8-second Veo 3 prompt using Part 2 script + character personas, then generates the second video clip

6. Merge videos – Combines both clips using Creatomate into a single 16-second video

7. Deliver – Sends the final commercial to Telegram


Set up steps

  1. API Keys – Set up accounts for Google Cloud (Veo 3.0 + Gemini + GCS), Creatomate, and Telegram

  2. Credentials in n8n – Add each API key as a credential in your n8n instance

  3. Configure variables – Update the SET node with your Google Cloud PROJECT_ID and CLIENT_EMAIL

  4. Enter business details – Fill in the Form node with your business name, description, services, offer, CTA, location, and target audience

  5. Test – Execute the workflow to generate a two-part commercial for your business

1.2 Logical Blocks

This catalog entry is organized from the workflow JSON. The node-level section below shows the executable blocks available for review before importing the template.

2. Block-by-Block Analysis

Block 1 - Sticky Note

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 2 - Sticky Note1

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 3 - Sticky Note2

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 4 - Sticky Note3

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 5 - Sticky Note4

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 6 - Sticky Note5

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 7 - Sticky Note6

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 8 - Sticky Note7

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 9 - Sticky Note8

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 10 - Sticky Note9

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 11 - Sticky Note10

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 12 - Sticky Note11

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 13 - When Execute Workflow Clicked

Type / Role
n8n-nodes-base.manualTrigger - manualTrigger
Config choices
Version 1

Block 14 - Set Business Details

Type / Role
n8n-nodes-base.set - set
Config choices
Version 3.4

Block 15 - Gemini Chat Model 1

Type / Role
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - lmChatGoogleGemini
Config choices
Version 1

Block 16 - Convert Data to File

Type / Role
n8n-nodes-base.convertToFile - convertToFile
Config choices
Version 1.1

Block 17 - Route by No Rules 1

Type / Role
n8n-nodes-base.switch - switch
Config choices
Version 3.2

Block 18 - Post Fetch Status

Type / Role
n8n-nodes-base.httpRequest - httpRequest
Config choices
Version 4.2

Block 19 - Wait 20 Seconds 1

Type / Role
n8n-nodes-base.wait - wait
Config choices
Version 1.1

Block 20 - Set API Configurations

Type / Role
n8n-nodes-base.set - set
Config choices
Version 3.4

Block 21 - Generate JWT Token

Type / Role
n8n-nodes-base.jwt - jwt
Config choices
Version 1

Block 22 - Post to OAuth2 Token

Type / Role
n8n-nodes-base.httpRequest - httpRequest
Config choices
Version 4.2

Block 23 - Post Generate Video

Type / Role
n8n-nodes-base.httpRequest - httpRequest
Config choices
Version 4.2

Block 24 - Ad Planning Chain

Type / Role
@n8n/n8n-nodes-langchain.chainLlm - chainLlm
Config choices
Version 1.7

Showing the first 24 of 55 workflow blocks. Download the JSON for the full node graph.

3. Summary Table

Workflow Generate high quality video commercials with Veo 3
Complexity advanced
Nodes 55
Categories Content Creation, Multimodal AI
Author Koulikas Giannis
Published 19 Apr 2026

4. Reproducing the Workflow from Scratch

  1. 1. Download the workflow JSON

    Use the JSON export at /data/workflows/15150/15150.json as the source template for this automation.

  2. 2. Import the template into n8n

    Open n8n, import the downloaded JSON, and review each node before activating the workflow.

  3. 3. Configure credentials and variables

    Replace placeholder credentials, API keys, webhook URLs, account IDs, and environment-specific values with your own settings.

  4. 4. Test with sample data

    Run the workflow manually or in a staging workspace, inspect node output, and confirm downstream systems receive the expected data.

  5. 5. Activate and monitor

    Enable the workflow only after testing, then monitor executions, errors, and rate limits during the first production runs.

5. General Notes & Resources

Review imported nodes carefully before activation. This catalog entry is intended to help you inspect the workflow structure, understand required services, and find related templates faster.

Node names, credentials, schedules, webhook paths, and external service limits may need adjustment for your workspace.

Frequently asked questions

What does Generate high quality video commercials with Veo 3 do?

How it works 1. Input business details – Takes business name, description, services, offer, CTA, location, and target audience from a form 2. Write the script – Uses Gemini 2.5 Pro to create a 16 s...

What do I need before importing this workflow?

Review the workflow JSON, configure any required credentials in n8n, and test the automation in a safe workspace before using it in production.

Can I customize this workflow?

Yes. Use the block-by-block analysis and the downloadable JSON to inspect each node, then adjust credentials, prompts, schedules, filters, or destinations for your Content Creation, Multimodal AI use case.