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Unsloth

llm library

Ultra-fast fine-tuning with 80% less memory

Official site

Supported languages

Unsloth is a library that accelerates LLM fine-tuning up to 2x while reducing memory usage by 80%. It achieves this through optimized kernels written in Triton, without sacrificing quality or changing the training algorithm.

Concepts

triton-kernelsmemory-optimizationgradient-checkpointingfused-operationsquantized-training

Pros and Cons

Ventajas

  • + 2x faster than standard implementations
  • + 80% less memory usage
  • + Compatible with popular models
  • + Easy to integrate with existing code
  • + Very capable free version
  • + Exports to multiple formats

Desventajas

  • - Limited support to specific models
  • - Less flexible than pure PEFT
  • - Paid Pro version for advanced features
  • - Smaller community

Casos de Uso

  • Fine-tuning on consumer GPUs
  • Training large models locally
  • Cloud cost reduction
  • Rapid experiment iteration
  • Production with limited resources