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Festival Social Media Automation

Source reviewed Updated 2026-07-07

Daily at 8 AM, the agent fetches today's festival from Sheets, generates culturally authentic text and images via Gemini.

What it does

You get culturally authentic social media content ready every day at 8 AM by having the agent pull today's festival details from your Google Sheets. It then generates optimized text and images using Gemini and automatically posts them to X and Facebook so you can engage your audience without lifting a finger.

Step by step

  1. Schedule a daily trigger at 08:00 UTC to fetch rows from Google Sheets where the event date matches today.
  2. Construct an HTTP POST request with OAuth2 bearer tokens for both X and Facebook Graph API endpoints.
  3. Parse the JSON response from Google Gemini to extract the generated text caption and image URL.
  4. Implement a retry loop that waits 5 seconds before re-attempting failed API calls up to three times.

Where the LLM does the work

  • Generate culturally specific hashtags and tone adjustments for each festival based on its regional origin.
  • Create engaging visual descriptions or direct image prompts that reflect traditional attire and settings accurately.
  • Refine the generated captions to ensure they meet character limits while maintaining emotional resonance.

Watch out for

Facebook Graph API requires page access tokens which expire quickly so implement a token refresh mechanism.
Cultural missteps can cause backlash so include a human-in-the-loop approval step for sensitive festivals.
Image generation models may produce inconsistent styles so set a fixed seed or style prompt for brand consistency.

Tools that fit

Google Sheets Service Festival calendar and data storage
Google Gemini Chat Model LLM AI content and image generation
X (Formerly Twitter) Service Social media posting
Facebook Graph API API Facebook page posting

The agent brief

Everything your agent needs, including the gotchas. Copy it and go.
agent-brief.md
You are helping me build the following AI agent workflow.

## Goal
Festival Social Media Automation: Daily at 8 AM, the agent fetches today's festival from Sheets, generates culturally authentic text and images via Gemini.

## Specification
- What it does: You get culturally authentic social media content ready every day at 8 AM by having the agent pull today's festival details from your Google Sheets. It then generates optimized text and images using Gemini and automatically posts them to X and Facebook so you can engage your audience without lifting a finger.
- Trigger: On a schedule (Scheduled · daily 8:00 AM)
- Autonomy: Fully hands-off
- Expected setup effort: a few focused days
- Tools/services involved:
  - Google Sheets: Festival calendar and data storage
  - Google Gemini Chat Model: AI content and image generation
  - X (Formerly Twitter): Social media posting
  - Facebook Graph API: Facebook page posting

## Known pitfalls, handle each one explicitly in your implementation
1. Facebook Graph API requires page access tokens which expire quickly so implement a token refresh mechanism.
2. Cultural missteps can cause backlash so include a human-in-the-loop approval step for sensitive festivals.
3. Image generation models may produce inconsistent styles so set a fixed seed or style prompt for brand consistency.

## Reference implementation
https://n8n.io/workflows/5765 (workflow template)
Fetch and inspect this before building. If it matches my stack, adapt it;
if not, rebuild the pattern with my tools.

## Process requirements
1. Before building: ask me which of the listed tools I actually use and
   what my platform is (n8n / Make / code / other). Do not assume.
2. Adapt the pattern to my answers; do not force the reference stack.
3. Address every pitfall above; tell me how you handled each.
4. Provide a test plan I can run before letting this touch real data.
5. Ask before any step that sends messages, modifies data, or spends money.

Source: https://usecasesforagents.com/use-case/festival-social-media-automation/ via usecasesforagents.com

Frequently asked questions

Can I use a different Spreadsheet than Google Sheets?

Yes. Google Sheets is only the example spreadsheet in this recipe. The same flow works with Airtable, Baserow and Excel. Swap the spreadsheet connection and keep the rest of the setup as written.

Want this running in your business?

This is what I do. I design and build AI agents like this one, and keep them running. If you want it set up for your team instead of doing it yourself, get in touch.
Get in touch →

Who it's for

Built for marketers who'd rather brief an agent than start from a blank doc.

Also fits E-commerce Operator.

Seen in the wild

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