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AI Infrastructure & Serving

Airllm

Airllm is an open-source Python library for memory-efficient inference of large language models on local hardware. It streams model layers to reduce GPU-memory use and supports model loading from Hugging Face repository IDs or local paths. The repository documents 70B-scale inference on a single 4GB GPU, along with support for CPU inference, macOS, quantization and selected large-model families.

Independent OpenViST project profile, based on linked sources.

Airllm — OpenViST project profile in AI Infrastructure & Serving.
OpenViST project illustration. See the linked sources for product details.
Understand the project

Practical overview

When it fits

Use Airllm when local or self-hosted model inference is required and GPU memory is the main constraint. It is especially relevant for testing large models without relying on a hosted inference service.

Who it is for

  • Developers running large language models on constrained local GPU hardware
  • Researchers building self-hosted inference or evaluation environments
  • Practitioners exploring model fine-tuning and LoRA with limited VRAM

Documented uses

  • Run large language models locally when the full model does not fit in available GPU memory
  • Create a self-hosted inference environment from a model repository or local checkpoint
  • Experiment with supported model families and memory-saving configurations
  • Explore documented fine-tuning and LoRA workflows on constrained hardware
Before you choose

Requirements & limits

The repository is publicly accessible and identifies Airllm as open source under the Apache-2.0 license. Installation is documented through pip.

  • Layer-wise loading targets GPU-memory reduction for large models.
  • The documented workflow accepts either a Hugging Face repository ID or a local model path.
  • The repository lists CPU inference and macOS support in addition to GPU use.
  • Model-specific requirements can differ; recent examples mention particular Transformers, CUDA, flash-attn and checkpoint-storage requirements.
  • Quantization is supported in the repository documentation, but the headline 70B example is described without quantization.

Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.

Source-based practical guide

Install Airllm and prepare a model for inference

Install the library and initialize a supported model from Hugging Face or a local path.

Before you start

  • Python package installation with pip
  • A Hugging Face model repository ID or local model path
  • GPU, CPU or macOS environment supported by the repository documentation

Steps

  1. Install Airllm with pip install airllm.

  2. Import AutoModel from airllm.

  3. Call AutoModel.from_pretrained with the selected Hugging Face repository ID or local model path.

  4. Use the initialized model in an inference workflow similar to a regular Transformer model.

Expected outcome

An Airllm model object is initialized for the documented inference workflow.

Guide limitations

  • The repository does not establish that every model works with every hardware configuration.
  • Memory use and additional dependencies vary by model and configuration.
COMPARE OPTIONS

Compare options for Model inference and serving

These projects document a common task and share a project role. This is a source-based comparison, not an execution benchmark or a guarantee of interchangeability.

ProjectDocumented purposePlatformAccess and requirements
AirllmRun large language models locally when the full model does not fit in available GPU memoryLinux, macOS, Self-hosted, WindowsThe repository is publicly accessible and identifies Airllm as open source under the Apache-2.0 license. Installation is documented through pip.
Cloud AI SDKAdapt and run documented model recipes for computer-vision and NLP inference.Cloud, ServerThe GitHub repository is public. Its public visibility does not establish license terms.
TurboquantReplace a model’s existing inference cache with a compressed cache.Cloud, Linux, macOS, Self-hostedThe project describes itself as open source. The README documents installation through pip or from a source checkout.
Evidence and transparency

Sources & review

Source record details
Source availability
Active
Sources checked
2 October 2026
Original website title
lyogavin/airllm · Official homepage title · retained in its source language