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Notable Founder

Kim Il-doo

Founder & CEO, Kakao Brain

Last updated: April 2026

Founder & CEO🇰🇷 South KoreaAge 40
Kakao BrainCorporate

Awaira Score

Net Worth

estimated

Total Funding

$100M

Kakao Brain

Age

40

years old

Leadership Profile

As Founder & CEO of Kakao Brain, Kim Il-doo holds a key position in the AI sector from a base in South Korea (age 40). Kakao Brain has secured $100M in funding to date, operating at the Corporate stage. The company operates in Foundation Models, a sector that continues to attract significant capital and talent. This profile is maintained by Awaira as part of its AI founder tracking platform.

Career Highlights

  • Founder & CEO at Kakao Brain
  • Corporate stage company in Foundation Models
  • $100M in total funding raised
  • Based in 🇰🇷 South Korea

Founder Score Breakdown

Awaira Founder Score

62/100

Notable Tier

Top 38% of tracked founders

0Average: 50100

Kim Il-doo holds a notable position among AI founders. This above-average score reflects solid company performance, meaningful funding traction, and growing market presence.

Key Numbers

Awaira Score

62

Age

40

Total Funding

$100M

Employees

100-500

About Kim Il-doo

Kim Il-doo is the Founder and CEO of Kakao Brain, a South Korean AI research and development company specializing in foundation models. Under his leadership, Kakao Brain has established itself as a key player in the AI industry within Asia, focusing on the development of large language models and other advanced AI technologies.

Kim's career trajectory reflects deep involvement in South Korea's technology ecosystem. He has been instrumental in building Kakao Brain as a dedicated AI-focused subsidiary within the larger Kakao corporate structure, leveraging the parent company's resources and user base while maintaining focus on frontier AI research.

The company has secured significant funding of $100 million to support its research initiatives and product development. Kakao Brain's work centers on creating and deploying foundation models that can serve various applications across Kakao's ecosystem and broader markets. The organization has positioned itself to contribute to the development of AI capabilities within South Korea while competing on the international stage.

Under Kim's direction, Kakao Brain has worked on releasing AI models and tools, contributing to the growing landscape of AI development in Asia. The company represents an important effort by major Korean technology companies to invest in frontier AI research and development, reflecting broader regional efforts to advance AI capabilities.

Career Context

At 40, Kim Il-doo brings years of experience to Kakao Brain. Under their leadership, Kakao Brain has raised $100M. The company has grown to about 100-500 people. The company's been around since 2017 — 9 years and counting.

At a Glance

Kim Il-doo — Founder & CEO, 40 years old, based in South Korea.

💼

Role

Founder & CEO

🏢

Company

Kakao Brain

📅

Company Founded

2017

🚀

Stage

Corporate

🌍

Based In

🇰🇷 South Korea

🏷️

Sector

Foundation Models

👥

Team Size

100-500

Kakao Brain — Company Profile

K

Kakao Brain

🇰🇷Foundation ModelsCorporateEst. 2017

58

score

Kakao Brain is the AI research and foundation model division of Kakao Corp, the dominant Korean internet and messaging platform company, developing large language models including KoGPT for Korean language, the Karlo text-to-image generation model, and AI infrastructure for deploying AI capabilities across the Kakao platform ecosystem spanning KakaoTalk messaging, KakaoPay, and Kakao Mobility. The Seongnam company operates as a corporate AI research unit with internal funding from Kakao Corp.\n\nFunded internally through Kakao Corp with estimated investment exceeding $100 million across research infrastructure, compute, and personnel, Kakao Brain develops AI capabilities that are deployed to the KakaoTalk base of over 50 million monthly active users in Korea and across Kakao enterprise and government client deployments. The unit has released open-weight Korean language models through the Hugging Face platform, contributing to the Korean open-source AI ecosystem.\n\nKakao Brain competes in Korean AI research and model deployment with Naver AI, Samsung AI, and LG AI Research, as well as international AI labs whose models must be adapted for Korean language performance. Its integration with KakaoTalk provides a unique distribution mechanism for consumer AI features, as KakaoTalk functions as South Korea primary social communication platform and an essential interface for daily life services from banking to government. The corporate research structure gives Kakao Brain resources and stability but limits the commercial independence and equity-based talent attraction that independent foundation model startups use to recruit researchers.

Total Funding

$100M

Employees

100-500

View full company profile

Kim Il-doo — Frequently Asked Questions

Who is Kim Il-doo?
Kim Il-doo is the Founder & CEO behind Kakao Brain, operating out of South Korea. Kim Il-doo is the Founder and CEO of Kakao Brain, a South Korean AI research and development company specializing in foundation models.
What is Kim Il-doo's net worth?
Kim Il-doo's net worth has not been publicly disclosed. Given that Kakao Brain is privately held, their personal wealth is almost entirely tied to illiquid stock that only crystallizes at an exit event.
What company did Kim Il-doo found?
Kim Il-doo founded Kakao Brain in 2017, operating in the Foundation Models space from South Korea. The company has secured $100M in total funding and is at the Corporate stage.
How old is Kim Il-doo?
Kim Il-doo is currently 40. As Founder & CEO at Kakao Brain (South Korea), Kim Il-doo brings a strong track record to the AI landscape.
Where is Kim Il-doo from?
Kim Il-doo operates out of South Korea 🇰🇷. As Founder & CEO at Kakao Brain, Kim Il-doo contributes to South Korea's growing presence in the global AI market.
What is Kim Il-doo's Awaira Score?
Kim Il-doo holds an Awaira Score of 62/100, placing them among notable AI founders worldwide. This composite metric evaluates company valuation, total funding, growth stage, team size, and market influence to rank AI founders objectively.
How much has Kakao Brain raised?
Across all funding rounds, Kakao Brain has attracted $100M in investment while progressing to the Corporate stage. Full funding history is available on Awaira's Kakao Brain page.
Is Kim Il-doo on Twitter or X?
Kim Il-doo can be found on X at https://x.com/kimil-doo. They use the platform to discuss Kakao Brain's progress, AI trends, and the broader technology ecosystem.
What is Kakao Brain valued at?
Kakao Brain has not disclosed its valuation publicly. As a private entity, its worth is typically assessed only during funding rounds or liquidity events.
Who are Kim Il-doo's co-founders?
Awaira does not currently list co-founders alongside Kim Il-doo at Kakao Brain. The company may be a solo venture, or additional founder data is pending verification.

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