Fundraising FoxFundamental
7 known investors
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Fundamental.ai develops large language models built from first principles, with each component designed around explicit mathematical understanding rather than opaque emergent behavior. The company positions its approach as an alternative to conventional LLM training, aiming for more interpretable and predictable AI.
Founders & leadership
Investors · 7
Funding
SEC filings, press & company announcements$480M disclosed across 2 of 3 rounds · 2026
- Undisclosed amountSeed and Series AFeb 2026
Oak HC/FT (lead), Battery Ventures, Hetz Ventures, Salesforce Ventures, Valor Equity Partners
Source ↗ - $225MSeries AFeb 2026 · 2 sources
Battery Ventures (lead), Oak HC/FT (lead), Salesforce Ventures (lead), Valor Equity Partners (lead), Hetz Ventures
Source ↗ - $255MraisedFeb 2026 · 2 sourcesSource ↗
Source: company announcements and press reports — follow each round's link for the claim.
In the news
Frequently asked questions
- What does Fundamental do?
- Fundamental.ai develops large language models built from first principles, with each component designed around explicit mathematical understanding rather than opaque emergent behavior. The company positions its approach as an alternative to conventional LLM training, aiming for more interpretable and predictable AI.
- Who founded Fundamental?
- Fundamental was founded by Bertrand, Greg.
- Who are Fundamental's investors?
- Fundamental's investors include Okeanos, Riverbend Capital, Battery Ventures, Hetz Ventures, Oak HC/FT, Salesforce Ventures, Valor Equity Partners.
- How much funding has Fundamental raised?
- Fundamental has disclosed $480M raised across 2 of its 3 known rounds.