Update README.md

README.md

@@ -9,22 +9,27 @@ app_file: app.py
 pinned: false
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-# ✍️ Grammar Fixer + Writing Assistant (Unlimited)
+# ✍️ Grammar Fixer & AI Detector Web App
 
-A powerful Hugging Face Space that:
-- ✔️ Corrects grammar
-- 🎯 Improves tone
-- 🔄 Enhances fluency
-- 🌀 Paraphrases your text
+A Hugging Face Space that offers:
 
-Built with:
-- [`microsoft/phi-4-mini-instruct`](https://huggingface.co/microsoft/phi-4-mini-instruct)
-- [`google-t5/t5-base`](https://huggingface.co/google-t5/t5-base)
+- ✔️ Grammar correction using Phi-4 Mini
+- 🎯 Tone improvement
+- 🔄 Fluency enhancement
+- 🌀 Paraphrasing using T5-base
+- 🕵️ AI vs Human text detection (based on `roberta-base-openai-detector`)
+- 📂 File upload (.txt)
+- 💾 Downloadable output
+- 🔄 Unlimited input via automatic chunking
 
-## 🚀 Features
-- Unlimited input with smart chunking
-- Accurate and fluent rewrites
-- Realistic Grammarly-style corrections
+---
+
+## 🛠 Features
 
-## 🛠️ Usage
-Paste any amount of text and select a task. The app will break long text into chunks automatically and return a unified result.
+| Feature           | Model Used                              |
+|------------------|------------------------------------------|
+| Grammar Fixer     | `microsoft/phi-4-mini-instruct`          |
+| Tone Enhancer     | `microsoft/phi-4-mini-instruct`          |
+| Fluency Improver  | `microsoft/phi-4-mini-instruct`          |
+| Paraphraser       | `t5-base`                                |
+| AI Detection      | `roberta-base-openai-detector`           |