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Citadel AI

Citadel AI

Private
TokyoAI, Data & Cloud Infrastructurehttps://citadel-ai.com

Last Round

Series A

Jul 12, 2023

Total Funding Raised

$4.6M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Citadel AI operates in AI, Data & Cloud Infrastructure and is based in Tokyo. Its latest recorded funding round was a Series A round in July 2023.

Citadel AI is a software company that provides a platform for automated AI quality testing, monitoring, and governance.

Sector

AI, Data & Cloud Infrastructure

Verticals

Compliance & Risk, Data Governance, ML Platforms, RegTech, NLP & Conversational AI

Business Model

B2B

Customer Profile

Subscription SaaS, Services & Consulting

AI Layer

Infrastructure

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Pricing history

Caplight clients see full MarketPrice™ history and secondary transactions.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

Momentum history

Caplight clients track how buyer interest and sentiment change over time.

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Citadel AI Comparables

Compare Citadel AI with similar companies based on industry and business-model similarity.

Citadel AI comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Giskard
87%
Credo AI
84%
Holistic AI
84%
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Citadel AI Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AJul 12, 2023
SeedOct 4, 2021
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Key People

Founding team and executive leadership

Kenny Song

Co-Founder & CTO

Founding Team

Hironori Kobayashi

Co-Founder & CEO

Founding Team

Takehito Matsuba

Chief Operating Officer

Executive Team

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Citadel AI Investors

Notable investors and investment history

Citadel AI investors
InvestorRounds
ANRI株式会社Series A, Seed
Mitsubishi UFJ CapitalSeries A
Coral CapitalSeries A
UTokyo Innovation Platform Co., Ltd.Series A, Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 1, 2026

    Grew 25% QoQ, from 20 to 25 employees.

  • Jul 20, 2026

    Open roles increased to 16, 80% of headcount.

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Citadel AI Filings

Explore SEC and related filing metadata, where available.

Citadel AI filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Citadel AI's valuation, stock price, and market status.

Is Citadel AI a public or private company?

Citadel AI is a private company.

What is the current stock price of Citadel AI?

Citadel AI is a private company, so its shares have no public market price. Caplight tracks Citadel AI's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Citadel AI worth (valuation)?

Valuation information for Citadel AI is not publicly available.

Can I buy Citadel AI stock?

Citadel AI shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Citadel AI's last funding round?

Citadel AI's most recent funding round was Series A on July 12, 2023.

Who are the main investors in Citadel AI?

Key investors in Citadel AI include UTokyo Innovation Platform Co., Ltd..

Will Citadel AI IPO soon?

No public IPO plans have been announced for Citadel AI.

How can I track Citadel AI secondary market activity?

Caplight tracks bids, offers, and trades in Citadel AI's shares on secondary markets.

Firmographic Details

HeadquartersTokyo
Employee Range20
Year Founded2020
Last FundingJul 12, 2023

Institutional Data Access

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