Unsloth — open-source AI Infrastructure

Updated 2026-09-03 · tool · AI Infrastructure · rev 1 · structured JSON

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

Is Unsloth open source?

Yes, Unsloth is open source under the Apache-2.0 core + AGPL studio/cli license.

How much does Unsloth cost?

Unsloth is free to use.

Can I self-host Unsloth?

Yes, Unsloth can be self-hosted (the source is available under the Apache-2.0 core + AGPL studio/cli license).

• Source: github · github.com/unslothai
• Repository: https://github.com/unslothai/unsloth

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