OpenAI Funding History

Since OpenAI was founded in 2015, it has participated in 11 rounds of funding. In total OpenAI has raised $63.7B. OpenAI's last funding round was on Mar 2025 for a total of $40.0B.

OpenAI Funding Rounds

ROUND

FUNDING DATE

AMOUNT

NUMBER OF INVESTORS

INVESTORS

Equity
Nov 2024
$1.5B
1
Venture Round
Nov 2024
--
1

OpenAI Investors

INVESTOR

ROUND

FUNDING DATE

Equity
Mar 2025
Equity, Debt, Corporate Round
Mar 2025, Oct 2024, Jan 2023
Equity, Debt
Mar 2025, Oct 2024
Equity, Debt
Mar 2025, Oct 2024
Equity, Debt, Venture Round
Mar 2025, Oct 2024, Apr 2023
OpenAI has 21 investors, including SoftBank Group Corp., Microsoft and Coatue. The latest investment occurred in Mar 2025.