🦊/Companies

Sepal AI

AcquiredYC S24

San Francisco, US · Founded 2024 · 15 employees · 6 known investors

Find your way into Sepal AI

751 people in our graph share verified history with the Sepal AI team — schools, employers, funds. One of them is your warm intro.

James Detweilerunlockedknows Kat Hu · together at Mercor (overlapped)
×4knows the team · via Mercor
×4knows the team · via McKinsey & Company
knows the team · via University of Washington
knows the team · via Turing
knows the team · via Redfin

Sepal AI generates training and evaluation datasets for AI models at scale, working with leading AI research labs and enterprises to improve model performance on real-world tasks.

Founders & leadership· Y Combinator alumni (S24)

Sepal AI was founded in 2024 by Robi Lin and Kat Hu.

RLRobi Lin
Robi LininCo-Founder, CEO2024–2026Robi Lin is a co-founder at Sepal AI who previously built enterprise workflow products and fulfillment strategy at Turing.com, where he scaled the LLM trainer business from 50 to over 800 developers. He has prior experience as a consultant at Bain & Co.
KHKat Hu
Kat Huin𝕏Co-Founder2024–2026Kat Hu previously worked at McKinsey and built go-to-market and operations for Turing's foundational LLM trainer business, managing teams of over 500 AI trainers. She is now cofounder at Sepal AI.

Investors · 6

Competitors · 4

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Frequently asked questions

What does Sepal AI do?
Sepal AI generates training and evaluation datasets for AI models at scale, working with leading AI research labs and enterprises to improve model performance on real-world tasks.
Who founded Sepal AI?
Sepal AI was founded by Robi Lin, Kat Hu in 2024.
Who are Sepal AI's investors?
Sepal AI's investors include Metaplanet, SID Venture Partners, Sterling Road, Very Serious Ventures, Y Combinator, Team Ignite Ventures.
Where is Sepal AI headquartered?
Sepal AI is headquartered in San Francisco, US.