# Kay Zhu

> Kay Zhu, also identified as Kaihua Zhu, is co-founder and CTO of Genspark. A former Google search ranking engineer and Baidu search leader, he helped turn a five-million-user AI search product into an agentic workspace that produces finished work. His current public talks focus on long-running agents and work memory.

- **Role:** Co-founder and CTO at Genspark
- **Organizations:** Google, Baidu, Xiaodu Technology, MainFunc, Genspark
- **Known for:** Co-invented the Google Panda search-quality algorithm, according to conference biography and his LinkedIn record., Led search ranking work at Google and served as chief architect of Baidu Search, according to a 2025 conference biography., Served as CTO of Xiaodu Technology before co-founding Genspark.

## Career timeline

- **2000s-2010s** — Worked on Google core search ranking and web quality; identified by conference organizers and his LinkedIn record as a co-inventor of Google Panda.
- **2013** — A 2025 conference biography credits him, as chief architect of Baidu Search, with launching a deep neural ranking model in production search.
- **Before 2023** — Served as CTO of Xiaodu Technology, Baidu’s conversational AI and smart-device business.
- **2023** — Co-founded MainFunc/Genspark; Crunchbase lists his co-founder and CTO role from November 2023.
- **2024** — Genspark launched as an AI search product in June.
- **2025-04** — Genspark launched Super Agent and pivoted toward an AI workspace.
- **2025-06** — Presented “Less Control, More Tools” at VentureBeat Transform, including a live agent phone call.
- **2026-03** — Presented the evolution toward long-horizon agents at NVIDIA GTC and demonstrated an agent ordering coffee.
- **2026-08** — Delivered a Seoul keynote about the systems and memory around AI models.

## Achievements

- Co-invented the Google Panda search-quality algorithm, according to conference biography and his LinkedIn record.
- Led search ranking work at Google and served as chief architect of Baidu Search, according to a 2025 conference biography.
- Served as CTO of Xiaodu Technology before co-founding Genspark.
- Genspark reported $36 million in annual recurring revenue 45 days after its Super Agent launch in 2025.
- Explained Genspark’s agent architecture in public talks at VentureBeat Transform 2025 and NVIDIA GTC 2026.

## Latest updates

- **2026-09** — Discussed Genspark’s shift from search to agents and its Second Brain work-memory system in an MIT Technology Review Korea interview.
- **2026-08** — Spoke at AI Summit Seoul & Expo and joined an SBVA fireside chat in Seoul.
- **2026-03** — Presented “How AI Systems Evolve Into Long-Horizon Agents” at NVIDIA GTC.

## Links

- LinkedIn: https://www.linkedin.com/in/kay-zhu-522b275

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Profile page: https://yespress.io/kay-zhu
Published by YesPress — https://yespress.io
Last updated: 2026-09-29