RootBro AI Tools Hub

Lightweight, browser-based AI tools powered by Phi + WebLLM. No keys. No servers. Just write.

Model: Phi mini (WebLLM)
Status: Idle
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About model caching

• The AI model is stored in your browser cache.
• The first load takes 10–25 seconds.
• After that, tools run instantly — even offline.

• The model reloads only if:
– You clear browser cache
– You switch browsers
– You use private mode

AI Writing Helpers

AI Summarizer

Create clear summaries (3–7 bullets or a short paragraph).

AI Paraphraser

Rewrite text to be clearer and more natural.

AI Translate (EN ⇄ 中文)

Auto-detect and translate between English & Simplified Chinese.

AI Explain / Simplify

Explain complex text in simpler language.

AI Q&A

Ask a question about the text you provide.

Resume Polisher

Turn rough text into strong, concise resume bullets (US style).

Quick Local Tools

Case Converter

UPPERCASE or Title Case.

Preparing AI Model…

The lightweight Phi model (~25MB) is being downloaded and optimized.
This only happens once. Afterwards, tools run instantly — even offline.

This may take 10–25 seconds depending on your device.