Lemon Slice key facts
- Developer of generative video models designed to automate synthetic training data.
- It has raised $16.0M across 2 recorded rounds; the latest was Seed Round ($10.5M) in Dec 2025.
- Notable investors include Y Combinator, Pioneer Fund, Soma Capital, Matrix, Mantis VC — 10 tracked in total.
- Status: Privately Held (backing).
- ·Watch Lemon Slice: the Monday email on marks, rounds and moves
Lemon Slice funding rounds
2 roundsHow much has Lemon Slice raised?
Lemon Slice has raised $16 million across 2 recorded rounds since 2022. The largest was a $5 million seed round in Dec 2022; the most recent was a $10.5 million seed round in Dec 2025.
Lemon Slice investors
10 investors are on record for Lemon Slice, including Y Combinator, Pioneer Fund, Soma Capital and Matrix. By type, the record holds 5 venture capital firms and 1 angel investor. The seed round in Dec 2025 drew 4 investors.
About Lemon Slice
Developer of generative video models designed to automate synthetic training data. The company offers open-source synthetic datasets for academic and commercial use and is a video foundation model that allows to create expressive, talking characters, enabling engineers to build robust machine-learning models with minimal bias.
- Industry
- Multimedia and Design Software
- Sector
- Information Technology
- HQ
- Sacramento, CA, United States
- Founded
- 2021
- Employees
- 6
- Website
- lemonslice.com/
- Ownership
- Privately Held (backing)
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Lemon Slice doesn't have a valuation on record yet — one is published once a priced round, a reported valuation, fund marks, or secondary prints surface in our sources. The rest of the record below builds toward it.