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AI for fine-tuning

Train and adapt open models.

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1Unsloth

2–5× faster LLM fine-tuning with 70% less memory — free open-source training library

LLM FrameworksFreemiumVisit
2Axolotl

Open-source LLM fine-tuning framework — LoRA, QLoRA, and full fine-tuning for Llama, Mistral, and more

LLM FrameworksFreeVisit
3MosaicML (Databricks)

Enterprise ML training platform — train and fine-tune LLMs at scale, now part of Databricks

LLM FrameworksPaidVisit
4Together AI

Open-source LLM inference and fine-tuning API — run Llama, Mistral, and 100+ models with competitive pricing

LLM FrameworksFreemiumVisit
5Predibase

Managed fine-tuning and LoRA serving — production-grade custom LLM deployment

LLM FrameworksFreemiumVisit
6Hugging Face

The AI community hub — 900K+ models, 200K+ datasets, Inference API, and Spaces for the open-source ML ecosystem

LLM FrameworksFreeVisit