implementing-llms-litgpt

Implement and train LLMs using LitGPT with LoRA/QLoRA fine-tuning.

1|Updated Feb 21, 2026
One-click install
npx skills add https://github.com/tianhao909/AI-Research-SKILLs-cn --skill implementing-llms-litgpt-tianhao909
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: implementing-llms-litgpt
Source: https://github.com/tianhao909/AI-Research-SKILLs-cn/tree/main/01-model-architecture/litgpt
Command: npx skills add https://github.com/tianhao909/AI-Research-SKILLs-cn --skill implementing-llms-litgpt-tianhao909

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires litgpt, torch, transformers, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides clean, single-file implementations of over 20 Large Language Model (LLM) architectures, enabling users to easily implement, train, and fine-tune models for various applications.

Core Features & Use Cases

  • Model Implementation: Offers ready-to-use code for popular LLMs like Llama, Gemma, Phi, and Mistral.
  • Training & Fine-tuning: Supports full fine-tuning, LoRA, and QLoRA for efficient model adaptation.
  • Deployment: Includes tools for model quantization and conversion to formats like GGUF for deployment.
  • Use Case: A researcher wants to understand the internal workings of the Llama 3 model or fine-tune it on a custom dataset for a specific task. This Skill provides the necessary code and workflows.

Quick Start

Use the litgpt skill to fine-tune the microsoft/phi-2 model on a custom dataset located at data/my_dataset.json using LoRA.

Frequently Asked Questions about implementing-llms-litgpt

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I fine-tune a Llama or Mistral model using LoRA?

You can fine-tune LLMs like Llama or Mistral using LoRA by running the provided scripts that leverage the LitGPT framework. This Skill implements single-file model architectures to facilitate efficient adaptation on custom datasets.

What is the best way to understand the internal code structure of pretrained models like Phi and Gemma?

Understanding the internal code structure of models like Phi and Gemma is best achieved by reviewing single-file implementations. This Skill provides clean code without abstraction layers for educational purposes and direct architectural inspection.

Can I use QLoRA for parameter-efficient fine-tuning with PyTorch?

Yes, you can use QLoRA for parameter-efficient fine-tuning with PyTorch. This Skill supports QLoRA workflows to efficiently adapt over 20 pretrained architectures while reducing memory consumption during training.

Does LitGPT support model quantization and deployment conversion?

LitGPT supports model quantization and deployment conversion. This Skill includes tools for converting trained LLMs to formats like GGUF, enabling efficient deployment of your fine-tuned PyTorch models.

Do I need to install Transformers to implement LLM architectures with LitGPT?

You need to install Transformers along with PyTorch and LitGPT to run the implementations. These dependencies are required to execute the single-file model scripts and perform full fine-tuning operations.