MyLLM

MyLLM

"LLM from Zero to Hero: An End-to-End Large Language Model Journey from Data to Application!"

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MyLLM is a web application designed to help law students and legal professionals manage their LLM (Master of Laws) program. It provides features such as course tracking, assignment management, exam schedules, and collaboration tools. Users can easily organize their academic tasks, stay on top of deadlines, and communicate with peers and professors. MyLLM aims to streamline the LLM experience and enhance productivity for students pursuing advanced legal studies.

README:

๐Ÿš€ MyLLM: Building My Meta_Bot โ€” From Scratch, For Real


<p align="center"> <img src="myllm.png" alt="MyLLM Overview"> </p>


โš ๏ธ Work In Progress โ€” Hack at Your Own Risk ๐Ÿšง

MyLLM isnโ€™t just another library; it's a playground for learning and building LLMs from scratch. This project was born out of a desire to fully understand every line of a transformer stack, from tokenization to RLHF.

Here's what's inside right now:

Area Status Description
Interactive Notebooks โœ… Stable Step-by-step guided learning path
Modular Mini-Projects โœ… Stable Self-contained, targeted experiments
MyLLM Core Framework โš™๏ธ Active Development Pure PyTorch, lightweight, transparent
MetaBot ๐Ÿ›  Coming Soon A chatbot that explains itself

Warning: Some parts are stable, while others are actively evolving.

Use this repo to explore, experiment, and break things safely โ€” that's how you learn deeply.


๐ŸŒฑ Why MyLLM Exists

There are plenty of libraries out there (Hugging Face, Lightning, etc.), but they hide too much of the magic. I wanted something different:

  • Minimal โ€“ No unnecessary abstractions, no magic.
  • Hackable โ€“ Every part of the stack is visible and editable.
  • Research-Friendly โ€“ A place to experiment with cutting-edge techniques like LoRA, QLoRA, PPO, and DPO.
  • From Scratch โ€“ So you truly understand the internals.

This is a framework for engineers who want to think like researchers and researchers who want to ship real systems.


๐Ÿ—บ The Three Layers of MyLLM

MyLLM is structured into three progressive layers, designed to guide you from fundamental understanding to building a complete system.

1๏ธโƒฃ Interactive Notebooks โ€” Learn by Doing

The notebooks/ directory is where your journey begins. Each notebook is a step-by-step guide with theory and code, building components from first principles.

MyLLM/
 โ””โ”€โ”€ notebooks/
      โ”œโ”€โ”€ 1.DATA.ipynb            # Text preprocessing & tokenization
      โ”œโ”€โ”€ 2.ATTENTION.ipynb       # Building the core attention mechanism
      โ”œโ”€โ”€ 3.TRAINING.ipynb        # Basic training loop
      โ”œโ”€โ”€ 4.FINETUNING.ipynb      # LoRA, QLoRA, and SFT
      โ”œโ”€โ”€ 5.RLHF.ipynb            # PPO and DPO algorithms
      โ””โ”€โ”€ 6.INFERENCE.ipynb       # KV caching and quantization

๐Ÿ’ก Modify the attention mask in a notebook and see how the output changes โ€” that's hands-on learning at its best.


2๏ธโƒฃ Modular Mini-Projects โ€” Targeted Experiments

The Modules/ folder is a collection of self-contained experiments, each focusing on a specific part of the LLM pipeline. This lets you experiment on one piece of the puzzle without touching the whole framework.

MyLLM/
 โ””โ”€โ”€ Modules/
      โ”œโ”€โ”€ 1.data/            # Dataset loading and preprocessing utilities
      โ”œโ”€โ”€ 2.models/          # Core model architectures (GPT, Llama)
      โ”œโ”€โ”€ 3.training/        # Training scripts and utilities
      โ”œโ”€โ”€ 4.finetuning/      # Experiments with SFT, DPO, PPO
      โ””โ”€โ”€ 5.inference/       # Inference with quantization and KV caching

Example: Train a small GPT from scratch

python Modules/3.training/train.py --config configs/basic.yml

3๏ธโƒฃ The MyLLM Core Framework โ€” Hugging Face, But From Scratch

The myllm/ folder is where all the components from the notebooks and mini-projects converge into a production-grade framework. This is the final layer, designed for scaling, research, and deployment.

myllm/
 โ”œโ”€โ”€ CLI/             # Command-Line Interface
 โ”œโ”€โ”€ Configs/         # Centralized configuration objects
 โ”œโ”€โ”€ Train/           # Advanced training engine (SFT, DPO, PPO)
 โ”œโ”€โ”€ Tokenizers/      # Production-ready tokenizer implementations
 โ”œโ”€โ”€ utils/           # Shared utility functions
 โ”œโ”€โ”€ api.py           # RESTful API for model serving
 โ””โ”€โ”€ model.py         # The core LLM model definition

Example usage:

from myllm.model import LLMModel
from myllm.Train.sft_trainer import SFTTrainer

# Instantiate a model from the core framework
model = LLMModel()

# Fine-tune with a single line of code
trainer = SFTTrainer(model=model, dataset=my_dataset)
trainer.train()

# Every line here maps to real, visible code โ€” no magic.

๐Ÿ”ฎ Coming Soon: MetaBot

The final vision is MetaBot โ€” an interactive chatbot built entirely with MyLLM.

A chatbot that not only answers your questions but also shows you exactly how it works under the hood.

Built with:

  • MyLLM core framework
  • Gradio for UI
  • Fully open source, located in the Meta_Bot/ directory.

๐Ÿ“ Roadmap

Status Milestone Details
โœ… Interactive Notebooks Learn LLM fundamentals hands-on
โœ… Modular Mini-Projects Build reusable, composable components
โš™๏ธ MyLLM Core Framework Fine-tuning, DPO, PPO, quantization, CLI, API
๐Ÿ›  MetaBot + Gradio UI Interactive chatbot & deployment

โšก Quick Challenges to Try

  • Run a notebook โ†’ tweak hyperparameters โ†’ watch how the model changes.
  • Build a mini GPT that writes haiku poems.
  • Add a new trainer to the framework (e.g., a TRL variant).
  • Quantize a model and measure the speedup in inference.
  • Fork the repo and contribute a new attention mechanism.

๐Ÿ™Œ Inspiration

This project wouldnโ€™t exist without the incredible work of others:


๐Ÿ The Vision

The end goal: A transparent, educational, and production-ready LLM stack built entirely from scratch, by and for engineers who want to own every line of their AI system.

Let's strip away the black boxes and build the future of LLMs โ€” together.


๐Ÿ“œ License

MIT License

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