Company intelligence

Ineffable Intelligence

AI infraFounded 2025

Ineffable Intelligence at a glance

Founded
2025[1]
  1. [1] Founded: SEC EDGAR Form D (retrieved May 1, 2026)

Is this your company? Get featured or correct your listing →

Recent changes

  1. Apr 17, 2026Raised $1.1B SEC EDGAR Form D

Funding history

1 equity event · newest first · sources dated per row
DateRoundAmountValuationLead investorsSource
Apr 17, 2026Funding roundnot counted$1.1B—
—
SEC EDGAR Form D

Equity only. “Equity raised” above sums the rounds with a dated, linked source; rumored rounds, tender offers and secondary sales are listed but not counted, and debt financing is listed separately.

Latest Pulse

  1. The Billion-Dollar Seed Round Is Now a CategoryThree AI labs have now raised a billion dollars or more in what their investors call a seed round, at valuations between $5 billion and $12 billion before shipping a product -- a pricing convention that did not exist two years ago.→
  2. David Silver's Ineffable Names Six CofoundersIneffable Intelligence, the reinforcement-learning lab valued at $5.1 billion on a $1.1 billion seed, has retroactively elevated six senior hires to cofounder -- four of them out of Google's AI organization.→
  3. Europe Posts Its Best VC Quarter in 4 Years as UK LeadsEuropean startups raised $24 billion in Q2 2026, up two-thirds year-over-year, with UK startups alone pulling in more than $10 billion -- the region's third-largest quarter on record.→

Coverage Timeline

newest first
  1. Sep 7, 2026AIDavid Silver's Ineffable Names Six Cofounders$1.1B seed at $5.1B→

All Coverage

AI
David Silver's Ineffable Names Six Cofounders
Illustration for: David Silver's Ineffable Names Six Cofounders
AI$1.1B seed at $5.1B

David Silver's Ineffable Names Six Cofounders

Ineffable Intelligence, the reinforcement-learning lab valued at $5.1 billion on a $1.1 billion seed, has retroactively elevated six senior hires to cofounder -- four of them out of Google's AI organization.

DEEP DIVE

Related Companies

Same sector
AnthropicOpenAIHugging FaceGoogle DeepMindCoreWeaveMoonshot AI
More on Ineffable IntelligenceAI Buildout Tracker →Big Tech AI Spending →AI Valuations →

Ineffable Intelligence FAQ

When was Ineffable Intelligence founded?

Ineffable Intelligence was founded in 2025, according to SEC EDGAR Form D.

Sources & methodologyshow
Where these figures come from

Figures are labelled Reported (a source states it), Estimated, Derived (computed from other facts) or Rumored (in talks / unconfirmed). Rumors never replace a confirmed figure. Each figure keeps its own as-of date; history is preserved rather than overwritten.

How we verify data ·