# Unsloth

> Updated 2026-09-03 · type: tool · category: ai-infrastructure · status: active · rev 1

AGPL on Studio/CLI; fastest kernels

- Open source: yes (Apache-2.0 core + AGPL studio/cli)
- Self-hostable: yes
- Pricing model: free
- Best for: Developers and researchers who want to run and fine-tune LLMs and diffusion models locally with less memory and faster training.
- Last verified: 2026-09-04

- **Canonical:** https://gtmstacker.com/registry/tool/unsloth/
- **Source:** [github · github.com/unslothai](https://github.com/unslothai/unsloth)
- **Tags:** ai-infrastructure
- **Repository:** https://github.com/unslothai/unsloth

## Is Unsloth open source?

Yes — Apache-2.0 core + AGPL studio/cli-licensed.

## How much does Unsloth cost?

It is free to use.

## Can I self-host Unsloth?

Yes — it can be self-hosted.


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AGPL on Studio/CLI; fastest kernels