Ineffable Intelligence-preview

Ineffable

Ineffable Intelligence

Private

LondonAI, Data & Cloud Infrastructurehttps://ineffable.ai/

Last Round

Seed

4/28/2026

Est. Valuation

$5.1B

Total Funding Raised

$1.1B

Company Overview

Ineffable Intelligence is an artificial intelligence company developing a 'superlearner' that discovers knowledge from its own experience using reinforcement learning.

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 Comps

Public and private peers based on sector, stage, and business model.

Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

View Full Comps Set

Access detailed peer comparisons, multiples, and valuation benchmarks.

Ineffable Intelligence Funding Rounds

Historical fundraising activity

Round	Date	Amount Raised	Valuation	Investors	Sources
Seed	4/28/2026

View all Funding Rounds

Ineffable Intelligence Investors

Notable investors and investment history

Investor	Rounds
DST Global	Seed
British Business Bank	Seed
EQT AB	Seed
Sovereign AI Fund	Seed
Evantic Capital	Seed
Sequoia Capital	Seed
Index Ventures	Seed

View all Investors

Market signals

Structured signals derived from secondary market and firmographic data.

Apr 28, 2026
$1.1B round led by Lightspeed Venture Partners and Sequoia Capital.

View all signals

Ineffable Intelligence Filings

SEC and related filings with document metadata.

Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation
Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation
Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation
Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation

Ineffable Intelligence Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersLondon

Year Founded2025

Last Funding4/28/2026

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.

Login

Use CasesInvestors Employees

CompaniesAll Companies

LegalPrivacy Policy Terms of Use BrokerCheck Form CRS

DisclaimerAll investments involve risk, including the risk of loss of principal. You should carefully consider your investment objectives, risks, transaction costs and other expenses before deciding to invest in options, swaps or other investments.This does not constitute an offer by Caplight Technologies, Inc. to sell, or a solicitation of an offer to buy, any securities and may not be used or relied upon in connection with any offer or sale of securities. An offer or solicitation can be made only through the delivery of final offering document(s) and purchase agreement(s), and will be subject to the terms and conditions and risks delivered in such documents. Any securities offered are offered through Caplight Markets LLC, member FINRA/SIPC.