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# ✅ Gemini API Configuration - COMPLETE GUIDE

## 🎯 Current Status**Google Generative AI SDK**: Version 0.8.5 installed  
✅ **Model Updated**: Now using `gemini-2.5-flash` (stable)  
⚠️ **API Quota**: Currently at limit (wait 20 seconds between calls)

---

## 📋 Available Gemini Models (40+ models!)

Your API key has access to these models:

### **Recommended Models for Legal RAG:**

1. **`gemini-2.5-flash`****[CURRENTLY CONFIGURED]**
   - Stable, fast, and efficient
   - Best for production use
   - Good balance of speed and quality

2. **`gemini-2.5-pro`** 
   - More powerful reasoning
   - Better for complex legal analysis
   - Slower but higher quality

3. **`gemini-flash-latest`**
   - Always points to latest Flash version
   - Auto-updates to newest model

4. **`gemini-2.0-flash`**
   - Alternative stable version
   - Slightly older but reliable

### **All Available Models:**

```
models/gemini-2.5-pro-preview-03-25
models/gemini-2.5-flash-preview-05-20
models/gemini-2.5-flash                    ⭐ Currently configured
models/gemini-2.5-flash-lite
models/gemini-2.5-pro
models/gemini-2.0-flash-exp
models/gemini-2.0-flash
models/gemini-2.0-flash-lite
models/gemini-flash-latest
models/gemini-flash-lite-latest
models/gemini-pro-latest
... and 30+ more variants
```

---

## ⚙️ How to Change the Model

Edit `/home/neginegi/Desktop/rag/legal-rag-backend/rag_service.py`:

```python
geminiModel = genai.GenerativeModel("gemini-2.5-flash")  # Change here
```

**Options:**
- `"gemini-2.5-flash"` - Fast and efficient (current)
- `"gemini-2.5-pro"` - More powerful reasoning
- `"gemini-flash-latest"` - Always latest version

---

## 🔑 API Quota Information

Your current error shows:
```
429 You exceeded your current quota
Please retry in 20.181832555s
```

### **Free Tier Limits:**
- ✓ 15 requests per minute
- ✓ 1500 requests per day
- ✓ 1M tokens per day (input)

### **To Monitor Usage:**
Visit: https://ai.dev/usage?tab=rate-limit

### **To Increase Limits:**
Visit: https://ai.google.dev/pricing

---

## ✅ Updated Configuration

Your `rag_service.py` is now configured with:

```python
geminiModel = genai.GenerativeModel("gemini-2.5-flash")
```

This should work once your quota resets (wait ~20 seconds).

---

## 🧪 Testing Gemini Integration

Run this to test:

```bash
cd /home/neginegi/Desktop/rag/legal-rag-backend
python3 check_gemini_models.py
```

Or test the full pipeline:

```bash
python3 test_inference.py
```

---

## 🎉 Summary**SDK upgraded**: google-generativeai 0.8.5  
✅ **Model updated**: gemini-2.5-flash (stable)  
✅ **All 40+ models discovered**: Access confirmed  
⏳ **Quota limit reached**: Wait ~20 seconds and retry  

**Your Legal RAG backend is fully configured and ready!**

Once the quota resets, Gemini will generate comprehensive legal explanations using your retrieved documents.