Harmonic · Series C

Mathematical superintelligence with hallucination-free, verified reasoning

Amount

$120M

Round

Series C

Valuation

—

Announced

—

Investors

Participating investors

Sequoia Capital

Kleiner Perkins

Index Ventures Emerson Collective Ribbit Capital

Other Harmonic rounds

Date	Round	Amount
Nov 2025	Series C	$120M	Details →
—	Series A	$75M	Details →
—	Series B	$100M	Details →