Decagon Funding: $231M Raised, Series D (2026)

Decagon is an AI Infrastructure company based in San Francisco. It has raised $231M in total funding. Latest round: Series D.

Decagon funding overview

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.

Decagon at a glance

Total raised
$231M
Latest round
Series D
Latest round date
January 2026
Industry
AI Infrastructure
Headquarters
San Francisco
Notable investors
a16z, Accel, Bain Capital Ventures, Coatue, Index, Ribbit

Frequently asked about Decagon funding

How much has Decagon raised?
Decagon has raised $231M in total disclosed funding across the rounds on record.
Who has invested in Decagon?
a16z, Accel, Bain Capital Ventures, Coatue, Index, Ribbit are named among the investors backing Decagon.
What was the latest Decagon funding round?
The most recent disclosed round is a Series D, announced in January 2026.
Where is Decagon based?
Decagon is based in San Francisco.
What sector does Decagon operate in?
Decagon is tracked under AI Infrastructure from San Francisco, with $231M in disclosed funding.
When did Decagon last raise?
The last disclosed Decagon round closed in January 2026 at Series D.

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.

Decagon pitch deck

The investor deck Decagon used to raise — 2024, Series A, 10-slide deck is broken down slide by slide, including the slides it leads with and the questions it leaves open.

Decagon founders (1)

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