Demi Guo
Demi Guo is the co-founder and chief executive of Pika, a company that makes AI tools for creating video. A HarvardHarvard UniversityHarvard University is a private research university in Massachusetts, established by the Massachusetts Bay Colony legislature in 1636 and named in 1639 for early benefactor John Harvard. Its principal campuses are in Cambridge and the Allston and Longwood neighborhoods of Boston. It includes Harvard College, graduate and professional schools, and the Radcliffe Institute for Advanced Study. Two governing boards share oversight. Alan M. Garber was president as of October 2026, and the endowment stood at $56.9 billion at the end of fiscal 2025.Open the full entry graduate, she worked in MetaMetaMeta (Meta Platforms, Inc.) is a publicly listed American technology company, renamed from Facebook in 2021, that operates social communication, digital advertising, virtual reality, smart glasses and artificial intelligence businesses.Open the full entry’s AI research division and pursued a PhD at Stanford before co-founding PikaPikaPika develops AI creative tools for generating and editing video, images and audio. Its platform combines proprietary and third-party models, creative apps and developer interfaces for individuals and professional teams.Open the full entry with Chenlin MengChenlin MengChenlin Meng is an artificial intelligence researcher and the co-founder and Chief Scientist of the AI video generation company Pika. At Stanford University she worked on diffusion models, co-authoring the DDIM paper and serving as first author of SDEdit.Open the full entry in 2023.
Contents9 sections
Key facts
Education: Harvard
Demi Guo studied mathematics and computer science at Harvard University.[1]
Work Experience: Meta and Other Technology Companies
Before studying at Stanford, she was an engineer in Meta’s AI research division.[2]
Besides Meta, she has worked at GoogleGoogleGoogle is an American technology company founded by Larry Page and Sergey Brin and incorporated in 1998. It became an Alphabet subsidiary in 2015. Its businesses include internet search, advertising, software platforms, cloud computing, and artificial intelligence.Open the full entry, Microsoft and Epic GamesEpic GamesEpic Games is a video game and software company headquartered in Cary, North Carolina, founded by Tim Sweeney in 1991, known for the Unreal Engine game engine, Fortnite and the Epic Games Store, and widely noted for its antitrust lawsuits against Apple and Google.Open the full entry.[1]
Stanford University: Doctoral Studies in Computer Science
She pursued a PhD in computer science at Stanford UniversityStanford UniversityStanford University is a research university in California founded by Leland and Jane Stanford in 1885 and opened in 1891.Open the full entry as a doctoral student in the Stanford Natural Language Processing Group.[3]
2023Founding Pika
In 2023 she and Chenlin Meng founded Pika.[4]
November 2023Pika 1.0 and Series A
In November 2023 Pika opened early access to Pika 1.0.[2]
LightspeedLightspeed Venture PartnersLightspeed Venture Partners backs companies from seed through late-stage financing. Its website distinguishes Lightspeed Management Company (LSVP) from Lightspeed India Partners (LSIP): the two are separately operated investment advisers, with the U.S., European, and Israeli offices belonging to LSVP and the India and Southeast Asia offices belonging to LSIP.Open the full entry announced that it was leading Pika’s $35 million Series A.[5]
2024On Team and Fundraising
At Lightspeed’s #GenNYC event in New York in summer 2024, she emphasized the quality of Pika’s research engineering team and said “art is just as important as science in building a model.” On fundraising, she said, “We don’t do fundraising for the sake of fundraising.”[6]
April–October 2026: New Pika Products and Services
On April 2, 2026, Pika launched PikaStream1.0, a real-time visual engine for face-to-face video conversations with AI agents.[7]
On August 5 Pika launched the Pika API Club, a $10-a-month membership giving access to more than 100 third-party models through a single API.[8]
On September 17 Pika relaunched as a single platform for video, image and sound creation.[9]
On October 16 Pika announced a ChatGPT plugin bringing its creative apps and more than 100 generative models into ChatGPT on desktop and web.[10]
October 2026Pika H3 Flex
On October 29, 2026, Pika introduced Pika H3 Flex, a video model it post-trained from MiniMax’s H3 model.[11]
Its sampling was distilled from 50 steps to six.[12]
Pika published the model’s adapter weights on Hugging Face under the MiniMax H3 Community License.[13]
Its inference code is available on GitHub under the Apache-2.0 license.[14]
Sources
- Careers — Pika (opens in a new window)
- Pika, which is building AI tools to generate and edit videos, raises $55M (opens in a new window)
- The Stanford Natural Language Processing Group (opens in a new window)
- Pika | Lightspeed | Venture Capital (opens in a new window)
- Pika’s Imagination Engine (opens in a new window)
- Generative NYC: Pika and ElevenLabs Share the Secrets of Their Success (opens in a new window)
- Introducing Real-Time Video Chat for Agents (opens in a new window)
- Welcome to the Pika API Club (opens in a new window)
- Welcome to the New Pika (opens in a new window)
- Pika Is Now Inside ChatGPT (opens in a new window)
- Introducing Pika H3 Flex (opens in a new window)
- Pika H3 Flex Technical Deep Dive (opens in a new window)
- Pika-Labs/Pika-H3-Flex (opens in a new window)
- Pika H3 Flex: video and audio generation inference (opens in a new window)