Public company, workplace, funding, and market signals
Updated Jul 29, 2026
LemonSlice is a San Francisco-based YC W24 AI research and product lab building real-time interactive video avatars from a single image. Its public positioning is the 'face layer of AI' for voice agents and other conversational experiences, shipped as an API, embeddable widget, and self-serve/enterprise platform.
Primary product
LemonSlice 2.1 / LemonSlice 2.1 Flash: a real-time interactive video avatar model and platform (API + widget)
Founded
2024
Headquarters
San Francisco, California, United States
Team size
1-10 employees
Industry
Technology, Information and Media
Sub-industry
AI video avatars / synthetic media
Offices
0 jobs at LemonSlice
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Business model
Stage
Seed
Total raised
$10.5M
Latest round
Seed · Dec 2025
Latest amount
$10.5M
Dec 2025 · Matrix
Leadership
Co-Founder & CEO
Co-Founder
Andrew Weitz
Co-Founder
Founding Applied AI Researcher
Founding AI Engineer
Richa Mishra
Founding Research Engineer
Investors
Small, research-heavy frontier AI lab with an inventor/creator ethos; public materials emphasize shipping quickly, low latency, visual storytelling, and building at the bleeding edge of AI video.
Pricing
Tiered self-serve subscription with monthly credits, plus usage-based add-ons and custom enterprise pricing.
Differentiators
Technology
Customers
Competitors
Estimated revenue
~$513k/year estimated revenue
Estimated monthly visits
81.9K
Traffic estimate as of Jun 2026
LemonSlice blog · Jul 2026
LemonSlice says its technology powers a life-size Theodore Roosevelt conversational avatar at the new Theodore Roosevelt Presidential Library, in partnership with Microsoft; the exhibit uses Azure Conversational AI, Azure Speech, and LiveKit.
LemonSlice blog · Jun 2026
The company reports median avatar connection time below 3 seconds and P99 below 10 seconds after a large latency reduction effort.
LemonSlice blog · May 2026
Introduces programmatically triggered actions such as pointing, waving, cheering, jumping, and other character-specific motions.
LemonSlice blog · Apr 2026
Launches a faster avatar model with reported 471ms time-to-first-byte and about 2.04s average end-to-end latency, benchmarked against Tavus, Anam, LiveAvatar, and Simli.
TechCrunch · Dec 2025
TechCrunch reported the company raised a $10.5M seed round from Matrix, Y Combinator, Arash Ferdowsi, Emmett Shear, and The Chainsmokers.