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gguf-quantization

GGUF format and llama.cpp quantization for efficient CPU/GPU inference. Use when deploying models on consumer hardware, Apple Silicon, or when needing flexible quantization from 2-8 bit without GPU requirements.

3,579stars289forksUpdated 2/18/2026

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Low Risk(85/100)

Detected risks:

Secret Exposure([SKILL.md] api_key=)
Security Score85/100

About gguf-quantization

The gguf-quantization skill provides a framework for deploying machine learning models in the GGUF (GPT-Generated Unified Format) on various hardware platforms, including CPUs, Apple Silicon, and GPUs. This skill is specifically designed to optimize model performance by enabling flexible quantization from 2-bit to 8-bit, making it ideal for consumer hardware environments. It addresses the need for efficient inference without the requirement for GPUs, allowing developers to run resource-intensive AI models on local machines. With support for multiple quantization methods, gguf-quantization offers a customizable balance between model size and inference speed, empowering users to select the best configuration based on their hardware and performance needs.

This skill includes robust support for CPU inference and integrates well with local AI tools like LM Studio and Ollama, making it accessible for both novice and advanced users. It offers key benefits such as cross-platform compatibility (with CPU, Apple Silicon, and NVIDIA/AMD support), no need for Python runtime (pure C/C++ inference), and flexible quantization options that can be tuned from low to high quality. Additionally, the ecosystem supports integrations with third-party applications, improving the versatility of deploying AI models in local and production environments. gguf-quantization is suitable for users needing to deploy large models efficiently on consumer-grade hardware, optimize model sizes without sacrificing quality, and utilize flexible, GPU-independent quantization methods.

FAQ

What quantization methods are supported?

The skill supports K-quant methods such as Q2_K, Q3_K_S, Q4_K_S, Q4_K_M (recommended), Q5_K_S, Q6_K, and Q8_0, as well as legacy methods like Q4_0, Q4_1, Q5_0, and Q5_1.

Can this skill be used on Apple Silicon?

Yes, gguf-quantization supports Apple Silicon (M1/M2/M3) with Metal acceleration for optimized performance on these devices.

What are the hardware requirements for running this skill?

The skill is designed to work on consumer hardware including CPUs, Apple Silicon, and NVIDIA/AMD GPUs. No GPU is required for CPU-based inference.

How do I convert a HuggingFace model to GGUF?

You can convert a HuggingFace model to GGUF using the `convert_hf_to_gguf.py` script. Simply provide the model path and output file name, and specify the desired output type (e.g., `f16`).

Is there a specific use case for the Q4_K_M quantization?

The Q4_K_M quantization method is recommended as the default for a balanced approach to size and quality. It provides a good compromise for most models, offering high quality while reducing the model size.

Install gguf-quantization

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill