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Built a social media monitoring tool in two nights using Codex, earning $20,000 while exploring multiple monetization pathways.

Enterprises want to monitor competitors and public opinion, but manual platform scraping is slow and prone to errors. The author used Codex to build a social media monitoring tool for a client in just two nights, collecting payment of 20,000 yuan directly. Commenters asked if the tool could monitor Pinduoduo, whether it was a consulting service, and discussed the value of the API.

Sharer: Xiaoman2026.10.30
Summary

Review the results before exploring further

Enterprises want to monitor competitors and public opinion, but manual platform scraping is slow and prone to errors. The author used Codex to build a social media monitoring tool for a client in just two nights, collecting payment of 20,000 yuan directly. Commenters asked if the tool could monitor Pinduoduo, whether it was a consulting service, and discussed the value of the API. This demand can be turned into a platform-based monitoring SaaS, or sold as custom deployment, data reports, and monthly services.

Our Take

Three things to consider about this case

Why it matters
First, run a small, verifiable task, recording the outcome, manual modifications, and maintenance effort.
Who it suits
Suitable for reference by those who already have similar needs and can verify effectiveness through small tasks.
What to check first
The achievements mentioned in the summary belong to the author's self-report; distinguish between revenue and profit, and consider costs, man-hours, and reproduction conditions.
Our Suggestions / Try This
Who it suits
Independent developers and those needing to improve workflows
What to try first
Select a small task with clear boundaries and create a minimum viable version that can be handed over for others to try.
What to measure
Record task completion rate, number of manual corrections, and whether users reuse the service.
Try Related Open Source Projects ↗

What should you ask before trying this?

  • What specific need does this practice solve for you?
  • How should the minimum viable test be accepted, and how much time needs to be invested?
  • Which steps still require human processing and continuous maintenance?
Still deciding? Read our decision guides
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