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Cactus Compute
YC S25San Francisco, US · Founded 2025 · 8 employees · 16 known investors
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Cactus Compute provides an on-device AI runtime for speech, vision, and text models that automatically routes between on-device and cloud inference based on complexity and audio quality. The platform enables developers to deploy speech transcription, voice assistants, and LLM applications across mobile, desktop, and wearable devices with privacy-first architecture.
Also known as Cactus
Founders & leadership· Y Combinator alumni (S25)
Cactus Compute was founded in 2025 by Roman Shemet and Henry Ndubuaku.
Investors · 16
How we know: Antigravity Capital's portfolio page · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · eightcapital.com · Not right? Tell us
How we know: Transpose Platform Management's portfolio page · Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · prnewswire.com · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: prnewswire.com · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
Funding
SEC filings, press & company announcements$7M disclosed across 1 round · 2025
- $7MSeedNov 2025 · 2 sources
Wellington Management (lead), Y Combinator (lead), Pelion Venture Partners, Rebel Fund
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
The YC application· Summer 2025 batch
Alumni Q&A
- How did your company get started? (i.e., How did the founders meet? How did you come up with the idea? How did you decide to be a founder?)
- The founders met through YC's co-founder matching in London four years ago.
Summarized from the founders' answers on their Y Combinator profile.
Images
Related companies · 9
Companies working in the same space as Cactus Compute.
Legal entities · 1
corporate structureIn the news
Frequently asked questions
- What does Cactus Compute do?
- Cactus Compute provides an on-device AI runtime for speech, vision, and text models that automatically routes between on-device and cloud inference based on complexity and audio quality. The platform enables developers to deploy speech transcription, voice assistants, and LLM applications across mobile, desktop, and wearable devices with privacy-first architecture.
- Who founded Cactus Compute?
- Cactus Compute was founded by Roman Shemet, Henry Ndubuaku in 2025.
- Who are Cactus Compute's investors?
- Cactus Compute's investors include Antigravity Capital, Eight Capital, Transpose Platform Management, Y Combinator, BAG Ventures, Batch Ventures, Blast.Club, Eurasianhub Ventures and 8 more.
- How much funding has Cactus Compute raised?
- Cactus Compute has disclosed $7M raised across 1 round.
- Where is Cactus Compute headquartered?
- Cactus Compute is headquartered in San Francisco, US.