Library / SDK
Fine-tuning & Training
Axolotl
1Streamlined 2fine-tuning 3for 4many 5open 6models
the six Ws · specification
W1
Who
Maintained by Axolotl AI (axolotl-ai-cloud).
W2
What
A tool that streamlines fine-tuning of many open LLMs via simple YAML configs.
W3
Where
Runs self-hosted as a Python CLI on single or multi-GPU setups.
W4
When
Reach for it when you want reproducible, config-driven fine-tuning across model families.
W5
Why
Unifies datasets, training strategies, and model families behind one interface.
W6
With
GPUs (CUDA), PyTorch, model weights, and training datasets.
W7
Watch
Maintained by Axolotl AI; open-source (Apache-2.0); self-hostable and runs on your own GPU hardware.