ktransformers vs unsloth

ktransformers and unsloth share 15 technologies: FastAPI, Hugging Face, uvicorn, Rich, einops, OpenAI, sentencepiece, tiktoken, torch, transformers, safetensors, peft, accelerate, datasets, and psutil. Both are written in Python.

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What they share and what sets them apart

kvcache-ai

ktransformers

A Flexible Framework for Experiencing Heterogeneous LLM Inference/Fine-tune Optimizations

Python19.7kRead on November 5, 2026, at commit c987331What is ktransformers built with?

Only in ktransformers

In common

unslothai

unsloth

Local UI to run and train LLMs and diffusion models. Supports GGUF, MLX, Qwen3.8, DeepSeek-V4.1, MiniMax-H3, Gemma 4, FLUX and more.

Python79.1kRead on November 4, 2026, at commit a1e340bWhat is unsloth built with?

Only in unsloth

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
ktransformers202,519 lines written376 code files
unsloth3,889,108 lines written3,532 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
ktransformers2.2% of its commits signed by AIWith Claude Code, Gemini CLI, Cursor, and GitHub Copilot
unsloth1% of its commits signed by AIWith Claude Code, Gemini CLI, Cursor, Codex, and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
ktransformersLast push October 28, 2026939 commits19,660 stars
unslothLast push November 4, 202612,770 commits79,050 stars
TestsThe files that test the code, and the share of code files a test imports.
ktransformers178 test files6.9% of its code files have a test that imports them
unsloth5,718 test files60.3% of its code files have a test that imports them

Frequently asked questions

Which is bigger, ktransformers or unsloth?
unsloth, with 3,889,108 lines written; ktransformers has 202,519.

The proof: unslothai/unsloth's code at commit a1e340b

Which has more GitHub stars, ktransformers or unsloth?
unsloth, with 79,050 stars; ktransformers has 19,660.

The proof: unslothai/unsloth on GitHub

Which has more tests, ktransformers or unsloth?
unsloth, with 5,718 test files; ktransformers has 178.

The proof: unslothai/unsloth's code at commit a1e340b

Which was updated more recently, ktransformers or unsloth?
unsloth: its last push was on November 4, 2026, and ktransformers's on October 28, 2026.

The proof: unslothai/unsloth's commits on GitHub

Which has more commits signed by AI, ktransformers or unsloth?
ktransformers: an AI signed 2.2% of its commits, with Claude Code, Gemini CLI, Cursor, and GitHub Copilot; in unsloth, 1%.

The proof: the commits each tool signed in kvcache-ai/ktransformers

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