Skip to main content
Caplight Logo









Ineffable Intelligence

Ineffable Intelligence

Private
AltrinchamAI, Data & Cloud Infrastructurehttps://ineffable.ai/

Last Round

Seed

Apr 27, 2026

Est. Valuation

$5.1B

Total Funding Raised

$1.1B

Momentum

Top 10%

of companies Caplight tracks

Company Overview

Ineffable Intelligence is an artificial intelligence research company developing reinforcement learning systems designed to discover knowledge through experience rather than human-generated data.

Sector

AI, Data & Cloud Infrastructure

Verticals

ML Platforms, Synthetic Data

Business Model

B2B

Customer Profile

Usage-Based SaaS, Services & Consulting, Government Contracts

AI Layer

Foundation

Keywords

reinforcement learningAI research labfoundation modelfrontier AI labself-learning AIAGI researchRLpost-LLM AIAI for scientific discoverysovereign AI

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

Ineffable Intelligence Comparables

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

Ineffable Intelligence comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Recursive Superintelligence
90%
Safe Superintelligence Inc.
86%
Mirendil
77%

Ineffable Intelligence Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedApr 27, 2026

Key People

Founding team and executive leadership

David silver

Chief Executive Officer

Executive Team

Lasse Espeholt

CTO

Executive Team

Ineffable Intelligence Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 1, 2026

    Grew from 1 to 19 employees QoQ.

  • May 22, 2026

    Grew 1700% QoQ, from 1 to 18 employees.

Ineffable Intelligence Filings

Explore SEC and related filing metadata, where available.

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

Filing documents are not displayed on this public page. Request access to learn about available coverage.

Request access

Frequently Asked Questions

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

Is Ineffable Intelligence a public or private company?

Ineffable Intelligence is a private company.

What is the current stock price of Ineffable Intelligence?

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

How much is Ineffable Intelligence worth (valuation)?

Ineffable Intelligence's valuation is estimated at $5.1B based on funding round data.

Can I buy Ineffable Intelligence stock?

Ineffable Intelligence 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 Ineffable Intelligence's last funding round?

Ineffable Intelligence's most recent funding round was Seed on April 27, 2026.

Who are the main investors in Ineffable Intelligence?

Key investors in Ineffable Intelligence include Sequoia Capital, Lightspeed Venture Partners.

Will Ineffable Intelligence IPO soon?

No public IPO plans have been announced for Ineffable Intelligence.

How can I track Ineffable Intelligence secondary market activity?

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

Firmographic Details

HeadquartersAltrincham
Employee Range19
Year Founded2025
Last FundingApr 27, 2026

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?