equityflowunderstand the flow and follow it
EquityFlowCompanies › Subquadratic

Subquadratic

AI · US

Develops SubQ, an LLM with sub-quadratic sparse attention architecture and a context window of up to 12 million tokens.

Funding history

DateRoundAmount
May 2026Seed
Subquadratic raised a $29 million seed from angels such as Justin Mateen and early investors in Anthropic, OpenAI, Stripe and Brex for the SubQ long-context model.
$29M

Investors

Tap an investor to see what else they have backed.

Other companies in AI

Other companies in US

Other companies at Seed stage

Explore funding flow on EquityFlow →

Data is community-curated and may be incomplete.