# Code Diggers

- **Event:** [Built with Opus 4.7: a Claude Code hackathon](https://cerebralvalley.ai/e/built-with-4-7-hackathon)
- **When:** Apr 21 at 12:00 PM – Apr 27 at 2:00 AM (EDT)
- **Where:** Online
- **Team:** [NURRABBY SHUVO](https://cerebralvalley.ai/u/nurw3b)
- **GitHub:** https://github.com/0xnurrabby/nurxai
- **Demo video:** https://youtu.be/r2l0pwDzAro?si=chyFKwMelaNODeAC
- **Gallery:** https://cerebralvalley.ai/e/built-with-4-7-hackathon/hackathon/gallery
- **Page:** https://cerebralvalley.ai/e/built-with-4-7-hackathon/hackathon/gallery/7

NurXai is a Chrome extension and web app that helps users write better replies on X in seconds.
Instead of giving generic AI-sounding comments, it generates short, contextual, human-like replies based on the actual post, its tone, and, on higher plans, even attached images.

The problem we noticed is simple: most people know replying consistently on X is one of the best ways to grow, network, and stay relevant, but writing good replies at scale is mentally exhausting. Existing AI tools usually feel robotic, repetitive, overly polished, or full of obvious AI tells.

NurXai solves that by focusing on naturalness first. It generates multiple reply options that feel casual, platform-native, and usable right away. Users can regenerate for fresh angles, choose different writing styles, and even save project-specific context so replies feel informed rather than generic.

this product already includes account-based access, subscription logic, usage tracking, admin controls, context memory, and a working extension-to-web authentication flow. our goal is to make a real creator tool people can use daily on X.

Latest info: Uploaded extention on chrome store and it's now in pending review. maybe 12h to 1day it will be fully live.

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Markdown version of https://cerebralvalley.ai/e/built-with-4-7-hackathon/hackathon/gallery/7. Site index for agents: https://cerebralvalley.ai/llms.txt · full text: https://cerebralvalley.ai/llms-full.txt