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LocalAI

LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - on any hardware. No GPU required.

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What is it?

What it is

LocalAI is a free, open-source OpenAI API drop-in replacement that runs LLMs, image generation, and audio models locally or on-premises.

Why it exists

Applications built for OpenAI API should run against local models without code changes.

Who should use it

Teams needing OpenAI-compatible API for local/air-gapped deployments of LLMs, image, or audio models.

Who should avoid it

Users wanting a simple chat UI (use Open WebUI or Ollama instead).

How it works

A quick walkthrough in plain English

How LocalAI replaces the cloud API

Step 1 of 4

Your app calls the API

Use the same code as OpenAI — just point it at your LocalAI server.

Features

Drop-in OpenAI API replacement
Text, image, and audio models
No GPU required (CPU inference)
Model gallery with pre-configured models
Docker and Kubernetes deployment
Multi-model concurrent serving

Advantages

  • Minimal code changes from OpenAI SDK
  • Runs air-gapped
  • Supports many model formats (GGUF, etc.)
  • Active community

Disadvantages

  • Configuration can be complex
  • Performance varies by hardware
  • Less polished than Ollama for simple LLM use

Installation

docker

docker run -p 8080:8080 --name local-ai -ti localai/localai:latest

native

curl https://localai.io/install.sh | sh

FAQ

LocalAI vs Ollama?

Ollama is simpler for running LLMs. LocalAI is broader (image, audio) and OpenAI API compatible for existing apps.

Does it work without GPU?

Yes. CPU inference is supported but slower.

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