Unsloth AI

Unsloth AI YC Application

Summer 2024Active

Unsloth AI went through Y Combinator in the Summer 2024 batch as a B2B company. Below: what the company does, who founded it, and its application to YC, reconstructed question by question in the real YC form.

YC batch
Summer 2024
Industry
B2BEngineering, Product and Design
Team size
8
Status
Active
Launched
2024

Founders

  • Daniel Han
    Daniel HanFounder
  • Michael Han
    Michael HanFounder

What Unsloth AI does

Unsloth helps builders create custom models better & faster using RL and custom kernels. We're developing the all in one solution to help you create highly-accurate custom models 30x faster with 90% less memory use. With over 10 million monthly model downloads and 40K GitHub stars, our mission is to make training and open-source the best it can be!

Unsloth AI's YC application, reconstructed

Y Combinator application

Unsloth AI, Summer 2024 batch. The real form questions, answered from public data.

  1. Founders2
  2. Company7
  3. Progress7
  4. Idea4
  5. Equity3
  6. Curious2
  7. Batch Preference1

Company

Company name

Unsloth AI

Describe what your company does in 50 characters or less.

Open-Source RL & fine-tuning for LLMs

What is your company going to make? Please describe your product and what it does or will do.

We build tooling that lets developers create custom AI models faster and more efficiently using reinforcement learning and optimized kernels. Our platform cuts training time and memory use drastically, making open-source fine-tuning accessible and scalable for engineers and product teams.

Where do you live now, and where would the company be based after YC?

We live in San Francisco, CA, and plan to keep the company based here after YC.

Explain your decision regarding location.

San Francisco is where we have our team and community, which is critical for recruiting and partnerships in AI infrastructure.

21 more answers in the full application

Founders, Progress, Idea, Equity, Curious, Batch Preference are in the full version. Create a free account to open it in YC Insights, next to every other YC batch.

Frequently Asked Questions

Is this the real Unsloth AI YC application?

No. Y Combinator keeps submitted applications private. This is a reconstruction: the real YC form questions, answered from Unsloth AI's public data (launch notes, founder backgrounds, product description). It shows how a company like Unsloth AI would present itself to YC, not the text they submitted.

What YC batch was Unsloth AI in?

Unsloth AI was part of the Y Combinator Summer 2024 batch.

Who founded Unsloth AI?

Unsloth AI was founded by Daniel Han, Michael Han.

What does Unsloth AI do?

Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.

How do I read the full reconstructed application?

Create a free Round Funded account. The full 26-answer version of Unsloth AI's application, and every other YC batch, is in YC Insights.

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