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LLaMA-Factory vs Jan

LLaMA-FactoryJan

Fine-tune open LLMs with no code.

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Run open-source AI chatbots offline on your own computer.

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Votes00
PricingFreeFree
CategoryMlopsChatbots
Tags
practical-ossopen-sourceself-hostedfine-tuning
practical-ossopen-sourceself-hostedoffline
Best for——
Pros
  • Fine-tunes 100+ LLMs and vision-language models from one framework, with fast day-one support for new releases
  • Covers many methods: SFT, pretraining, reward modeling, PPO, DPO, KTO, ORPO, and full/freeze/LoRA/QLoRA tuning
  • Zero-code option via the LLaMA Board Gradio web UI, plus a config-driven CLI
  • Built-in efficiency tricks (FlashAttention-2, Unsloth, Liger Kernel) and experiment tracking (TensorBoard, W&B, MLflow, SwanLab)
  • vLLM/SGLang inference with an OpenAI-style API, model export, and Apache-2.0 licensing
  • Runs LLMs fully offline on your own hardware, so conversations stay private by default
  • Simple point-and-click model downloads from Hugging Face, no command line required
  • Genuinely open source under the permissive Apache-2.0 license
  • Exposes an OpenAI-compatible local API server (localhost:1337) for wiring into other apps
  • Optionally connects to cloud providers and supports MCP for agent-style tool use
Cons
  • Requires an NVIDIA (or compatible) GPU with enough VRAM; it is not a CPU-friendly tool
  • You still need to understand fine-tuning concepts (datasets, methods, hyperparameters) to get good results
  • Rapidly adding new models and features can bring transformers/torch/CUDA version-compatibility friction
  • Windows users must manually install a CUDA build of PyTorch before it works
  • Local model quality depends heavily on your RAM and GPU; small models are far weaker than ChatGPT or Claude
  • Decent performance effectively needs 16GB+ RAM and ideally a supported GPU
  • Still maturing, with a fairly high open issue count and occasional rough edges
  • Building from source on Windows is involved and requires a full compiler toolchain

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