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Softmax

Softmax

Private
San Francisco, CaliforniaAI, Data & Cloud Infrastructurehttps://softmax.com/

Last Round

Seed

Mar 1, 2025

Momentum

Top 10%

of companies Caplight tracks

Company Overview

Softmax is an AI research company that develops a mathematical theory of organic alignment to enable AI systems to collaborate with humans through mutual interdependence.

Sector

AI, Data & Cloud Infrastructure

Verticals

ML Platforms, AI Training Infrastructure, Gaming

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Infrastructure

Keywords

multi-agent reinforcement learningAI alignmentMARLorganic alignmentsocial intelligenceRLreinforcement learningAI agent researchAI research labAI benchmarkingAI infrastructurefrontier AI labPPO trainerdocument intelligenceworkflow automation

Historical Pricing

Historical view of private secondary pricing and transaction trends.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Softmax Comparables

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

Softmax comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Alphabet Inc.
74%
Luthien
68%
Microsoft
65%

Softmax Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedMar 1, 2025

Key People

Founding team and executive leadership

Jei Kei

Ceo

Executive Team

Softmax Investors

Notable investors and investment history

Softmax investors
InvestorRounds
Andreessen HorowitzSeed
Lionheart VenturesSeed
PluralSeed
Plural PlatformSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 27, 2026

    Open roles increased to 8, 67% of headcount.

  • Jul 13, 2026

    Open roles increased to 5, 2.5x the trailing average.

Softmax Filings

Explore SEC and related filing metadata, where available.

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

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Frequently Asked Questions

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

Is Softmax a public or private company?

Softmax is a private company.

What is the current stock price of Softmax?

Softmax is a private company with no public stock price. No recent secondary market data is available.

How much is Softmax worth (valuation)?

Valuation information for Softmax is not publicly available.

Can I buy Softmax stock?

Softmax shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Softmax's last funding round?

Softmax's most recent funding round was Early Funding on March 28, 2025.

Who are the main investors in Softmax?

Key investors in Softmax include Andreessen Horowitz, Lionheart Ventures, Plural.

Will Softmax IPO soon?

No public IPO plans have been announced for Softmax.

How can I track Softmax secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Softmax's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersSan Francisco, California
Employee Range12
Year Founded2025
Last FundingMar 1, 2025

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