Decagon is an AI Infrastructure company based in San Francisco. It has raised $231M in total funding. Latest round: Series D.
Decagon is an AI Infrastructure company based in San Francisco. Decagon has raised $231M in total disclosed funding. That places its disclosed total in the $100M–$250M range. Its most recent disclosed round is a Series D announced in January 2026. The round record for Decagon runs through 2026; nothing later has been disclosed. Investors on record include a16z, Accel, Bain Capital Ventures, Coatue, Index, Ribbit. 6 distinct backers are named across the disclosed rounds.
Round data for Decagon is compiled from public filings and announcements; blank fields mean nothing has been disclosed rather than nothing exists. Continue with the AI Infrastructure companies in San Francisco and backer lists below.
Company funding database · Investor directory · Founder database · Mega-rounds 2026