Building CogneeCode - AI Developer Memory Assistant

Samuel D — Sun, 05 Jul 2026 09:25:04 +0000

🧠 Building CogneeCode - AI Developer Memory Assistant

The Problem

Every developer faces the problem of lost context. "Why did I make this decision 3 months ago?" "How did I fix this bug last week?" Current AI tools forget everything between sessions. This is a real problem that wastes hours of developer time.

My Solution

CogneeCode is an AI developer memory assistant that builds a permanent knowledge graph using Cognee Cloud. It remembers every decision, bug fix, and code context you give it.

What It Does

✅ Log architectural decisions with tags and context
✅ Log bug fixes with error messages and solutions
✅ Ask natural language questions about your codebase
✅ Get answers with evidence citations from the knowledge graph
✅ Semantic search across all memories
✅ Visual timeline of all decisions and bug fixes
✅ Analytics dashboard showing memory insights
✅ Knowledge graph visualization

Tech Stack

Backend: Flask (Python)
Memory Layer: Cognee Cloud
LLM: Groq Llama 3.3
Frontend: Vanilla HTML + CSS + JS
Icons: Tabler Icons

Cognee Cloud APIs Used

remember() - Save decisions and bug fixes with metadata
recall() - Natural language queries with evidence citations
search() - Semantic search across memories
visualize() - Knowledge graph visualization
improve() - Memory graph enrichment
forget() - Remove outdated memories

Why This Matters

When you return to a project after months, all your reasoning and solutions are still there, searchable in natural language. No more "Why did I do this?" or "How did I fix this bug?"

Demo

Watch the video: https://youtu.be/TNcBIBuPW7c

Links

🔗 GitHub: https://github.com/JOSESAMUEL14/cogneecode
🔗 Live Demo: https://josesamuel.pythonanywhere.com

AI Assistance Disclosure

Built with assistance from Claude and Gemini AI.

Built for WeMakeDevs x Cognee Hackathon 2026
Category: Best Use of Cognee Cloud

⭐ Star the repo if you find it useful!

Mnemo AI: Building an AI That Never Forgets You

Samuel D — Sat, 04 Jul 2026 06:07:13 +0000

Mnemo AI: Building an AI That Never Forgets You

The Problem

Every night, millions of people go to sleep feeling lost and forgotten. Today's AI tools are stateless—they forget you the moment you close the tab. Your struggles disappear. Your goals vanish. Your growth is invisible.

The Solution

I built Mnemo AI, a Life Intelligence Platform that builds a permanent knowledge graph of your entire life journey. It remembers everything you share—your name, your pet's name, your goals, your journal entries, and your emotions.

My 7-Day Hackathon Journey

I built Mnemo AI solo in 7 days. Every day was a challenge, but I never gave up.

Day 1-2: Setup Flask + Cognee integration. Hit my first roadblock with async event loops on Windows.

Day 3-4: Built the chat interface and memory recall. Fixed the "cat's name" bug.

Day 5-6: Added journal, insights, timeline. Integrated Groq LLM.

Day 7: Polished UI, added dark mode, voice input, and keyboard shortcuts.

The Hardest Moment: Getting Cognee to work on Render's free tier. After hours of debugging, I learned that Cognee Cloud requires proper authentication setup.

The Proudest Moment: Fixing the "cat's name" bug and seeing "Whiskers!" instead of "Your name is Priya!"

How It Works

Mnemo AI uses Cognee V1's revolutionary memory layer with all 4 core APIs:

remember() → Saves memories (name, pets, goals, journal entries)
recall() → Retrieves memories with natural language
improve() → Makes memories smarter over time
forget() → Surgically removes memories when needed

The "Cat's Name" Bug Fix

One of the biggest challenges was fixing the name detection bug. The app incorrectly matched any query containing the word "name", so "What's my cat's name?" would return the user's name!

The Fix: I implemented regex-based intent detection that distinguishes between "my name" and "cat's name":

def is_user_name_query(q):
    patterns = [
        r"^what('?s| is)? my name\??$",
        r"^who am i\??$",
        r"^what do you call me\??$",
    ]
    return any(re.match(pattern, q) for pattern in patterns)
Now "What's my cat's name?" correctly returns "Whiskers!" 🎉

Key Features
🧠 Chat with Memory Recall - Ask anything about your life

📓 Journal with Emotion Detection - Write about your day

📊 Insights Dashboard - Track your growth patterns

⏳ Time Capsules - Write to your future self

🎯 Goals Tracker - Never forget your dreams

🎤 Voice Input/Output - Speak to Mnemo

🌓 Dark/Light Mode - Smooth theme switching

⌨️ Keyboard Shortcuts - Power user controls

Tech Stack
Layer   Technology  Cost
Backend Python Flask    Free
Memory  Cognee V1   Free
LLM Groq Llama 3.3 70B  Free
Frontend    Vanilla HTML + CSS + JS Free
Voice   Web Speech API  Free
PWA Service Worker  Free
Total Cost: ₹0

What I Learned
Cognee's hybrid graph-vector memory is incredibly powerful for building memory-enabled AI

Async event loops on Windows require special handling

Intent detection needs to be precise (not just keyword matching)

Polished UI makes a huge difference in user experience

Never give up - the "cat's name" bug took 2 days to fix but was worth it

Demo Video
Watch Mnemo AI in action:
[Link to your YouTube demo]

Try It Yourself
GitHub: https://github.com/JOSESAMUEL14/mnemo-ai-final

Live Demo: https://mnemo-ai.onrender.com

What's Next for Mnemo AI
🚀 Mobile App - React Native version

🔗 Integration - Connect with calendar, email, notes

🧠 Advanced Analytics - Deeper life pattern recognition

🌐 Multi-language - Support for Tamil, Hindi, and more

Acknowledgments
Cognee Team — for building the most powerful open source memory layer

WeMakeDevs — for organizing this incredible hackathon

Groq — for providing free blazing-fast LLM inference

Built with ❤️ and determination. Solo. 7 days. ₹0.

"The AI That Never Forgets You"

text

---

## ✅ **WHAT I FIXED:**

| Issue | Fix |
|-------|-----|
| Missing closing backticks | Added ` ```

 ` after the code block (line after `return any(re.match(pattern, q) for pattern in patterns)`) |

---

## 📝 **NOW PUBLISH:**

1. Go to: https://dev.to/new
2. **Title:** `Mnemo AI: Building an AI That Never Forgets You`
3. **Tags:** `cognee, ai, hackathon, python, flask`
4. **Paste the corrected content**
5. Click **"Publish"**

---

## 🎯 **Then Update the Google Form with the Blog URL!** 🚀

DEV Community: Samuel D

Building CogneeCode - AI Developer Memory Assistant

🧠 Building CogneeCode - AI Developer Memory Assistant

The Problem

My Solution

What It Does

Tech Stack

Cognee Cloud APIs Used

Why This Matters

Demo

Links

AI Assistance Disclosure

Mnemo AI: Building an AI That Never Forgets You

Mnemo AI: Building an AI That Never Forgets You

The Problem

The Solution

My 7-Day Hackathon Journey

How It Works

The "Cat's Name" Bug Fix