📊 Key Metrics
📈 Score Breakdown
📁 Code Statistics
| Metric | MiniMax | Qwen3 |
|---|---|---|
| Backend Lines (app.py) | 296 lines | 273 lines |
| Frontend Lines | 385 lines (JS) + ~500 (CSS/HTML) | 833 lines (single file) |
| File Organization | Separated (templates/, static/css/, static/js/) | Single static/index.html |
| Git Commits | 3 commits | 1 commit |
| External Dependencies | Flask only | Flask + Flask-CORS |
🎯 Final Recommendation
- Speed is critical (2x+ faster)
- You need reliable, bug-free output
- Modern patterns like CORS and UUID are needed
- Proper Flask context management is required
- You want proper request-scoped DB connections
- Better file separation is preferred
- More polished UI interactions are needed
- Modal-based editing is desired
- You can fix minor bugs in generated code
- Local development without API costs
🔧 Backend Architecture
ID Strategy
cursor.execute('''
CREATE TABLE IF NOT EXISTS notes (
id INTEGER PRIMARY KEY AUTOINCREMENT,
title TEXT NOT NULL,
...
)
''')
# Usage
note_id = cursor.lastrowid
import uuid
cursor.execute('''
CREATE TABLE IF NOT EXISTS notes (
id TEXT PRIMARY KEY,
title TEXT NOT NULL,
...
)
''')
# Usage
note_id = str(uuid.uuid4())
Analysis: UUID approach is more production-ready (no sequential enumeration, better for distributed systems). Integer IDs are simpler but expose creation order.
Tag Storage
# Storage
tags TEXT DEFAULT '[]'
# Save: json.dumps(tags)
# Load: json.loads(data['tags'])
# Query
'WHERE tags LIKE ?'
f'%"{tag_filter}"%'
# Storage
tags TEXT # "work,personal,ideas"
# Save: ','.join(tags)
# Load: tag_str.split(',')
# Query
'WHERE tags LIKE ?'
f'%{tag}%'
Analysis: Both approaches have trade-offs. JSON is more structured but heavier. Comma-separated is simpler but can have edge cases with tags containing commas.
Database Connection Management
def get_db():
"""Get database connection."""
conn = sqlite3.connect(DATABASE)
conn.row_factory = sqlite3.Row
return conn
# Each endpoint:
conn = get_db()
cursor = conn.cursor()
# ... do work ...
conn.close() # Manual close
def get_db():
"""Request-scoped connection."""
if 'db' not in g:
g.db = sqlite3.connect(DATABASE)
g.db.row_factory = sqlite3.Row
g.db.execute('PRAGMA foreign_keys = ON')
return g.db
@app.teardown_appcontext
def close_db(error):
db = g.pop('db', None)
if db is not None:
db.close()
Analysis: Qwen's approach is the Flask-recommended pattern. Request-scoped connections prevent resource leaks and are more efficient. Also enables PRAGMA settings.
CORS and Security
from flask import Flask, request, jsonify
app = Flask(__name__,
static_folder='static',
static_url_path='/static')
# No CORS configuration
# Works for same-origin only
from flask import Flask, request, jsonify, g
from flask_cors import CORS
app = Flask(__name__,
static_folder='static',
static_url_path='')
CORS(app) # Enable CORS for all routes
# Allows cross-origin API access
🎨 Frontend Architecture
File Structure
model-test-minimax/
├── app.py
├── notes.db
├── templates/
│ └── index.html
└── static/
├── css/
│ └── style.css (500+ lines)
└── js/
└── app.js (385 lines)
model-test-qwen/
├── app.py
├── notes.db
├── requirements.txt
└── static/
└── index.html (833 lines)
├── <style> (inline CSS)
└── <script> (inline JS)
Analysis: MiniMax has better separation of concerns (separate CSS/JS files). Qwen's single-file approach is simpler to deploy but harder to maintain for larger apps.
UI Interaction Pattern
- Click "New Note" → Opens centered modal
- Edit button → Same modal with populated data
- Overlay dims background
- More familiar desktop UX pattern
- Keyboard shortcut: Ctrl+N opens modal
- Always-visible form in left sidebar
- Edit populates sidebar (scrolls to top)
- No overlay - notes always visible
- More efficient for rapid note-taking
- Keyboard shortcut: Ctrl+N focuses form
🐛 Critical Bug Found
The MiniMax implementation has a critical bug that causes a 500 error on the index route:
# Line 10: Imports send_from_directory
from flask import Flask, request, jsonify, send_from_directory
# Line 59: Uses non-existent send_from_static_files
@app.route('/')
def index():
"""Serve the main HTML page."""
return send_from_static_files('.', 'index.html') # ❌ BUG!
@app.route('/')
def index():
"""Serve the main HTML page."""
# Option 1: Use send_from_directory
return send_from_directory('templates', 'index.html')
# Option 2: Use render_template (if using Jinja)
# return render_template('index.html')
✅ Production Readiness Checklist
- Works out of box (has critical bug)
- Input validation on title
- Error handling with try/except
- DB connections (manual close)
- CORS support (not included)
- XSS protection (escapeHtml)
- Responsive design
- Loading states
- Works out of box (no bugs)
- Input validation on title
- Error handling with try/except
- DB connections (Flask g context)
- CORS support (Flask-CORS)
- XSS protection (escapeHtml)
- Responsive design
- Loading states
📝 Best Practices Comparison
| Practice | MiniMax | Qwen3 |
|---|---|---|
| Docstrings | ✓ All functions documented | ✓ All functions documented |
| Type Hints | ✗ None | ✗ None |
| Error Messages | ✓ Descriptive JSON errors | ✓ Descriptive JSON errors |
| HTTP Status Codes | ✓ Proper (201, 400, 404, 500) | ✓ Proper (201, 400, 404, 500) |
| SQL Injection Protection | ✓ Parameterized queries | ✓ Parameterized queries |
| Request Context Management | ⚠ Manual connection handling | ✓ Flask g + teardown |
| requirements.txt | ✗ Missing | ✓ Included |
| README.md | ✓ Comprehensive | ✓ Comprehensive |
🖥️ Application Screenshots
To view live demos, start both applications:
# Terminal 1 - MiniMax (port 5001)
cd ~/openclaw-brain/projects/model-test-minimax
python3 app.py
# Terminal 2 - Qwen3 (port 5002)
cd ~/openclaw-brain/projects/model-test-qwen
python3 app.py
http://localhost:5001
⚠️ Note: Returns 500 error due to bug
http://localhost:5002
✓ Works correctly
🎨 Visual Design Comparison
| Aspect | MiniMax | Qwen3 |
|---|---|---|
| Color Scheme | Blue primary (#4a6fa5), Light background | Indigo primary (#4f46e5), Light gray background |
| Typography | System fonts, clean hierarchy | System fonts, clean hierarchy |
| Card Design | Rounded corners (16px), subtle shadows | Rounded corners (12px), minimal shadows |
| Layout | Grid-based notes, sticky header | Two-column (sidebar + grid), sticky header |
| Animations | Modal slide-in, hover transforms | Toast slide-in, hover shadows |
| Empty State | Emoji icon + CTA button | Text message + link |
🔄 Interaction Patterns
Pros
- Focused editing experience
- Clear visual separation
- Familiar desktop pattern
- Better for complex forms
Cons
- Extra click to start creating
- Can't see notes while editing
- More code to manage modal state
Pros
- Always ready for input
- Can reference notes while writing
- Faster for rapid entry
- Simpler state management
Cons
- Takes up screen real estate
- Less focused experience
- May feel cluttered on mobile
📱 Responsive Design
| Breakpoint | MiniMax | Qwen3 |
|---|---|---|
| Desktop (≥1200px) | Multi-column grid, sticky header | 2-column layout (350px sidebar + grid) |
| Tablet (≥768px) | 2-column grid, modal adjusts | Single column, form above notes |
| Mobile (<768px) | Single column, actions always visible | Single column, form at top |
| Touch Targets | ✓ Adequate (32px+ buttons) | ✓ Adequate (touch-friendly) |
🔌 API Endpoints
| Endpoint | MiniMax | Qwen3 |
|---|---|---|
GET / |
✗ Returns 500 (bug) | ✓ Serves index.html |
GET /api/notes |
✓ List all notes | ✓ List all notes |
POST /api/notes |
✓ Create note | ✓ Create note |
GET /api/notes/:id |
✓ Get single note | ✓ Get single note |
PUT /api/notes/:id |
✓ Update note | ✓ Update note |
DELETE /api/notes/:id |
✓ Delete note | ✓ Delete note |
GET /api/tags |
✓ List unique tags | ✓ List unique tags |
| Tag Filter (query param) | ✓ ?tag=work |
✓ ?tag=work |
| Search (query param) | ✓ ?q=search |
✓ ?search=term |
🎯 Frontend Features
| Feature | MiniMax | Qwen3 |
|---|---|---|
| Create Notes | ✓ | ✓ |
| Edit Notes | ✓ | ✓ |
| Delete Notes | ✓ (with confirmation) | ✓ (with confirmation) |
| Tag Support | ✓ | ✓ |
| Tag Filter Dropdown | ✓ | ✓ |
| Search | ✓ (debounced) | ✓ (debounced) |
| Toast Notifications | ✓ | ✓ |
| Loading States | ✓ (spinner) | ✓ (text) |
| Empty State | ✓ (with CTA) | ✓ |
| Note Timestamps | ✓ (created + updated) | ✓ (created + updated) |
| Clickable Tag Links | ✓ | ✓ |
⌨️ Keyboard Shortcuts
| Shortcut | MiniMax | Qwen3 |
|---|---|---|
| Ctrl + N | ✓ Open new note modal | ✓ Focus title input |
| Ctrl + F | ✓ Focus search (documented) | ✗ Not implemented |
| Escape | ✓ Close modal | ✓ Reset form |
🔍 Search & Filter Capabilities
- Client-side filtering after initial load
- Searches title and content
- 300ms debounce on input
- Tag filter via dropdown
- Server-side tag filtering with
?tag= - Server-side search with
?q=
- Client-side filtering after initial load
- Searches title and content
- 300ms debounce on input
- Tag filter via dropdown
- Server-side tag filtering with
?tag= - Server-side search with
?search=
📊 Summary Matrix
| Category | MiniMax | Qwen3 | Winner |
|---|---|---|---|
| Speed | 13m 18s | 5m 57s | Qwen 🏆 |
| Bug-Free | ✗ Critical bug | ✓ Works perfectly | Qwen 🏆 |
| File Organization | Separated files | Single file | MiniMax 🏆 |
| DB Patterns | Manual connections | Flask g context | Qwen 🏆 |
| CORS Support | ✗ None | ✓ Flask-CORS | Qwen 🏆 |
| UI Polish | More polished CSS | Clean & functional | MiniMax 🏆 |
| UX Pattern | Modal-based | Sidebar form | Tie |
| Overall | 6/10 | 9/10 | Qwen 🏆 |