When was Unsloth founded?

Unsloth was founded in 2023 and raised its 1st funding round 1 year after it was founded.

Where is Unsloth located?

Unsloth is headquartered in San Francisco, United States.

How many employees does Unsloth have?

As of Jun 30, 2026, the latest employee count at Unsloth is 19.

Is Unsloth a funded company?

Unsloth is a funded company, having raised a total of $***** in its 1st and only funding round, a Seed round on 2024.

When was the latest funding round of Unsloth?

Unsloth's latest funding was a $***** Seed round on 2024, with participation from 1 investor.

Where does Unsloth rank among its competitors?

Unsloth ranks 155th amongst 1758 active competitors, of which 111 are funded. It stands 10th in terms of total funding among its competitors. The most recent competitor to raise funding was Fireworks, which secured $1.5B in Jul, 2026.

Who are the top competitors of Unsloth?

Unsloth's top competitors include Fireworks, Goodfire and Cartesia. Among them, Fireworks secured the most recent funding round in July, 2026.

Unsloth - 2026 Company Profile, Team, Funding & Competitors

Company Details

Open-source platform for fine-tuning and training of Large Language Models. The platform manually derives compute-heavy mathematical steps and handwriting GPU kernels. The platform is also portable to AMD GPUs, supporting users with these systems with acceleration techniques.

Website: unsloth.ai
Social
Email ID: *****@unsloth.ai

Key Metrics

Founded Year

2023

Location

San Francisco, United States

Stage

Seed

Total Funding

$500K in 1 round

Latest Funding Round

Seed, 2024, $*****

Investors

Bob Van Luijt & 1 more

Ranked

155^th among 1758 active competitors

Employee Count

19 as on Jun 30, 2026

Similar Companies

ElevenLabs & 4895 more

View Unsloth's full profile

Unsloth has raised a total funding of $500K over 1 round. Its latest funding round was a Seed round on 2024 for $*****. 1 investor participated in its latest round. Unsloth has 1 institutional investor and 1 angel investor.

Here is the list of recent funding rounds of Unsloth:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
2024	4271	Seed	6265	3777	6694	6125

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View details of Unsloth's funding rounds and investors

The founders of Unsloth are Michael Han and Daniel Han.

Here are the details of Unsloth's key team members:

Michael Han: Co-Founder of Unsloth.
Contact Info: 1 email address
Daniel Han: Co-Founder of Unsloth.

View details of Unsloth's Founder profiles and Board Members

Unsloth's employee count trend

Unsloth has 19 employees as of Jun 26. Here is Unsloth's employee count trend over the years:

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Top competitors of Unsloth include Fireworks, Goodfire and Cartesia. Here is the list of Top 10 competitors of Unsloth, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Fireworks 2022, Redwood City (United States), Series D	Generative AI platform as a service for accelerating product innovation and disruption	$1.81B	Index Ventures, TCV & 26 others	71/100
2nd	Goodfire 2024, San Francisco (United States), Series B	Interpretability tooling for generative AI models	$209M	Menlo Ventures, Lightspeed Venture Partners ... & 12 others	70/100
3rd	Cartesia 2023, San Francisco (United States), Series A	Provider of real-time text-to-speech API with AI laughter and emotion	$86M	Kleiner Perkins, Index Ventures & 10 others	67/100
4th	Bria 2020, Tel Aviv (Israel), Series B	Provider of licensed data-trained AI platform for visual content generation	$65M	Red Dot Capital Partners, GFT Ventures & 13 others	66/100
5th	MiniMax 2022, Singapore (Singapore), Public	Developer of AI models for text, speech, video, and music generation	$1.15B	Alibaba Group, HSG & 7 others	62/100
6th	Arcee.ai 2023, Miami (United States), Series A	Platform to train, and deploy language models	$29.5M	Emergence Capital, Prosperity7 Ventures & 8 others	62/100
7th	Braintrust 2023, San Francisco (United States), Series B	Provider of an AI observability platform for building quality AI products	$121M	Andreessen Horowitz, Iconiq Capital & 15 others	61/100
8th	Letta 1997, San Francisco (United States), Early Stage	Developer of a memory-first agent accessible through desktop and CLI	$10M	Felicis Ventures, Sunflower Capital & 8 others	60/100
9th	Grok 2023, United States, Unfunded	AI-powered assistant for generating answers and creating documents	-	-	58/100
10th	Guide Labs 2023, San Francisco (United States), Seed	Platform developing interpretable foundation models	$18.8M	Initialized Capital, Pioneer Fund & 10 others	58/100
155th	Unsloth 2023, San Francisco (United States), Seed	Open-source platform for fine-tuning and training of Large Language Models	$500K	Y Combinator & 1 others	29/100