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    Home
    Developers

    2,240+ AI companies

    • Radar
    • Trending
    1. Home
    2. Developers
    3. Sakana AI

    Sakana AI

    To develop nature-inspired, biologically-driven AI architectures that are efficient and democratized, specifically catering to Japan's unique needs.

    Visit Website

    At a Glance

    1Tool Listed
    5Products
    5Capabilities
    Discussions
    Tokyo, JapanHeadquarters
    2023Est.
    193Employees
    $370MRaised
    Focus Areas
    AI Development Libraries
    Agent Frameworks
    Autonomous Systems
    Connect
    Latest News
    The AI Scientist: Towards Fully Automated AI Research, Now Published in NatureMar 26, 2026
    Sakana AI raises additional corporate minority fundingMar 25, 2026
    Markets
    • Financial Services
    • Public Sector/Defense
    • Academic Research
    • Enterprise AI

    AI Tools by Sakana AI

    (1)
    View ShinkaEvolve
    ShinkaEvolve tool icon

    ShinkaEvolve

    LLM Evolutionary Code Search

    AI Dev LibrariesAgent FrameworksAutonomous Systems

    Discussions

    No discussions yet

    Be the first to start a discussion about Sakana AI

    Latest News

    03/26/2026

    The AI Scientist: Towards Fully Automated AI Research, Now Published in Nature

    sakana.ai
    03/25/2026

    Sakana AI raises additional corporate minority funding

    CB Insights / https://www.cbinsights.com/company/sakana/financials
    03/23/2026

    Narrative Intelligence research featured in Yomiuri Shimbun

    sakana.ai
    01/01/2026

    Sakana AI awarded contract by ATLA (Acquisition, Technology & Logistics Agency) for defense AI research

    sakana.ai

    Products & Services

    5
    The AI Scientist
    August 2024

    A fully automated system for end-to-end scientific research, from hypothesis generation to paper writing.

    Sakana Chat
    2024

    A chat service optimized for the Japanese language and culture, powered by Namazu LLMs.

    Sakana Marlin
    2026 (Beta)

    A vision-language foundation model designed for efficient multi-modal understanding.

    Sakana Fugu
    2026 (Beta)

    A foundation model focused on multi-agent orchestration and complex workflow automation.

    Market Position

    Positions as a 'nature-inspired' alternative to the compute-heavy scaling laws of major US AI labs. Focuses on efficient models, evolutionary algorithms, and deep integration with the Japanese economy.

    Leadership

    Founders

    DH

    David Ha

    Former Head of Google Brain Tokyo; Research Lead at Google; background in finance at Goldman Sachs. Known for research in neuroevolution and world models.

    LJ

    Llion Jones

    Former Senior Software Engineer at Google Research; co-author of the seminal 'Attention is All You Need' paper which introduced the Transformer architecture.

    RI

    Ren Ito

    Former Senior Director and COO of Mercari Europe; previous experience as a diplomat with the Japanese Ministry of Foreign Affairs.

    Executive Team

    DH

    David Ha

    CEO

    AI researcher and former head of Google Brain Tokyo.

    LJ

    Llion Jones

    CTO

    Transformer co-creator and former Google researcher.

    Board of Directors

    AG
    Antonio Gracias
    Board Member; Founder & CEO of Valor Equity Partners
    AS
    Andrew Schoen
    Board Member; Partner at NEA
    JW
    Josh Wolfe
    Board Member; Co-founder & Managing Partner at Lux Capital

    Founding Story

    Founded by former Google researchers who wanted to move away from the 'bigger is better' scaling approach of Silicon Valley. They chose Tokyo for its unique culture and talent pool, aiming to build a world-class AI lab in Japan that uses evolutionary methods to create intelligent systems.

    Business Model

    Revenue
    $30M - $36.6M ARR (reported 2025-2026)

    Revenue Model

    Enterprise contracts, government R&D partnerships, and strategic investment partnerships (e.g., MUFG, ATLA, MIC).

    Pricing Tiers

    Sakana Chat (Beta)
    Free / Internal

    Currently in beta for general use and research.

    Enterprise Solutions
    Custom

    Bespoke AI solutions for banking and defense sectors.

    Private (Unicorn)

    Target Markets

    Industries & Segments
    • Financial Services
    • Public Sector/Defense
    • Academic Research
    • Enterprise AI
    Use Cases
    • Autonomous scientific research
    • Financial analysis and lending automation
    • Defense and intelligence monitoring
    • Japanese language chat and productivity
    • Misinformation detection
    Notable Customers
    • MUFG
    • Sumitomo Mitsui Banking Corporation
    • Mizuho Financial Group
    • Daiwa Securities

    Quick Facts

    Headquarters
    Tokyo, Japan
    Founded
    2023
    Entity Type
    Kabushiki Kaisha
    Employees
    193
    Total Funding
    ~$370M+
    Investors
    Lux Capital, Khosla Ventures
    Office Locations
    Tokyo

    Funding History

    Seed$30M
    January 2024
    Lux Capital
    Khosla Ventures
    Series A$200M
    September 2024
    $1.1B valuation
    NEA
    Khosla Ventures
    Lux Capital
    Series B$135M
    November 2025
    $2.65B valuation
    MUFG
    Mizuho Financial Group
    Sumitomo Mitsui Banking Corporation (SMBC)
    NVIDIA
    Salesforce Ventures

    History & Milestones

    March 26, 2026

    'The AI Scientist' published in the journal Nature, marking a milestone in autonomous AI research.

    November 2025

    Raised $135 million (¥20 billion) in Series B funding at a $2.65 billion valuation.

    January 2024

    Raised $30 million in Seed funding led by Lux Capital.

    August 2024

    Announced 'The AI Scientist', a system for automated scientific research.

    September 2024

    Raised $200 million in Series A funding, reaching unicorn status.

    Key Capabilities

    5
    Evolutionary Model Merging
    Automated Scientific Research Pipeline
    Multi-Agent Orchestration
    Japanese-optimized LLMs
    Vision-Language integration

    Integrations & Partnerships

    Platform Integrations

    • GitHub
    • Hugging Face
    • API access for partners

    Key Partnerships

    NVIDIA (Strategic Partner/Investor)
    Google (Infrastructure)
    Salesforce Ventures

    Connect

    Website
    sakana.ai
    GitHub
    SakanaAI
    X / Twitter
    SakanaAILabs

    AI Topics

    3

    Sakana AI focuses on these topics:

    AI Development Libraries(1)
    Agent Frameworks(1)
    Autonomous Systems(1)
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