LM Studio (GUI Local LLM)

LM Studio is the best GUI for discovering and running GGUF models on MacOS, Windows, and Linux.

🚀 Key Features (2026 Update)

  • Built-in Model Browser: Search and download models directly from Hugging Face.
  • Hardware Acceleration: Automatic GPU detection and management (CUDA / MPS).
  • In-App Inference: Chat with models using an integrated desktop UI.
  • OpenAI Compatible: Start a local server with a single click.

🛠 Local Setup

  1. Download from LM Studio.
  2. Open the app and search for “Llama 3.3” or “Gemma 3”.
  3. Download a Q4_K_M (4-bit) quantization for best performance.

🗝 API Server Usage (Port 1234)

curl http://localhost:1234/v1/chat/completions \
  -H "Content-Type: application/json" \
  -d '{
    "model": "your-model-id",
    "messages": [{"role": "user", "content": "Explain quantum physics."}]
  }'