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Open-source fine-tuning & RL platform for LLMs, enabling up to 30x faster training with reduced memory usage across GPUs.
Monthly Visits
516.99K
Global Rank
#103,798
Country Rank (United States)
#88,790
Avg. Duration
1:26
Pages/Visit
2.34
Bounce Rate
48.2%
Category Rank
#1690
| # | Country | Share |
|---|---|---|
| 1 | United States | 18.9% |
| 2 | China | 12.4% |
| 3 | India | 5.7% |
| 4 | Hong Kong | 3.6% |
| 5 | Vietnam | 3.6% |
Data from SimilarWeb • 12/2025
Monthly Visits
516.99K
Global Rank
#103,798
Avg. Duration
1:26
Bounce Rate
48.2%
Monthly Visits
516.99K
Global Rank
#103,798
Country Rank (United States)
#88,790
Avg. Duration
1:26
Pages/Visit
2.34
Bounce Rate
48.2%
Category Rank
#1690
| # | Country | Share |
|---|---|---|
| 1 | United States | 18.9% |
| 2 | China | 12.4% |
| 3 | India | 5.7% |
| 4 | Hong Kong | 3.6% |
| 5 | Vietnam | 3.6% |
Data from SimilarWeb • 12/2025
Unsloth AI is an open-source platform designed to make fine-tuning and reinforcement learning (RL) for Large Language Models (LLMs) faster, more efficient, and more accessible. It enables teams, researchers, and developers to train custom models at speeds up to 30x faster than competing solutions like Flash Attention 2 (FA2), while reducing memory usage by up to 90%. With optimized GPU kernels and meticulously derived mathematical computations, Unsloth AI delivers performance improvements without requiring hardware changes, making it ideal for both small single-GPU setups and large-scale multi-GPU clusters.
The platform supports a range of architectures, including LLaMA (v1, v2, v3), Mistral, Gemma, as well as various precision modes like 4-bit and 16-bit LoRA. Whether you are working with NVIDIA, AMD, or Intel GPUs, Unsloth AI offers portability and performance consistency. Its open-source version is freely available, with additional Pro and Enterprise plans that unlock further speed boosts, multi-node capabilities, and enhanced accuracy.
Designed for efficiency and sustainability, Unsloth AI reduces hardware strain and operating costs, enabling high-performance AI development that's both cost-conscious and environmentally friendly.
1. Academic Research: Researchers studying LLM performance or developing new architectures can quickly iterate experiment runs without waiting days or weeks for training completion.
2. AI Startups: Small teams building custom AI products can fine-tune models quickly on a single GPU using cloud notebooks, keeping costs low while delivering competitive products.
3. Enterprise AI Deployment: Large organizations can integrate Unsloth AI for model training at scale, utilizing multi-node clusters to drastically reduce time-to-market for AI solutions.
4. Hobbyists & Independent Developers: Anyone experimenting with LLM fine-tuning can benefit from the free, open-source version to train models without needing expensive hardware.
5. AI Model Optimization for Edge Devices: Developers seeking to optimize models for deployment in limited resource environments can use Unsloth's memory-efficient methods to achieve high performance within tight constraints.
Q: What models does Unsloth AI support? A: Unsloth supports LLaMA (versions 1, 2, and 3), Mistral, Gemma, as well as TTS, BERT, and FFT-based models.
Q: How much faster is Unsloth compared to FA2? A: Up to 30x faster in training speed, depending on hardware configuration. On a single GPU, expect around 10x improvements.
Q: Is Unsloth AI free to use? A: Yes, the open-source version is completely free for single GPU setups, with Pro and Enterprise plans available for advanced features and higher scalability.
Q: Does Unsloth require specific GPUs? A: No, it supports NVIDIA GPUs from Tesla T4 to H100 and is portable to AMD and Intel GPUs.
Q: Can I run Unsloth in the cloud? A: Yes, you can run the open-source edition in Google Colab, Kaggle Notebooks, or AWS/GCP GPU instances.
Q: How does Unsloth achieve speed improvements? A: By manually deriving compute-heavy mathematics and handwriting GPU kernels, removing inefficiencies found in standard libraries.
Q: Does Unsloth offer customer support? A: Yes, the Enterprise plan provides dedicated customer support.
Q: What’s in the Pro vs Enterprise plans? A: Pro offers up to 2.5x faster training and enhanced multi-GPU support (up to 8 GPUs). Enterprise unlocks full multi-node capabilities, up to 30x faster training, +30% accuracy gains, and 5x faster inference.
Unsloth AI is the go-to choice for fast, efficient, and scalable LLM fine-tuning. Whether you are a researcher, startup, or multinational enterprise, it provides the performance edge necessary to develop and deploy advanced AI models with minimal hardware requirements.