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Longterm Wiki has not been actively maintained since May 2026. Some data is still updated occasionally, but please don't rely on this site being current or accurate.
Longterm Wiki

Series (2021)

EquityFailed source check
Raised
$1B
Date
Jan 2021
Company
Notes

$1B raise from investors including Khosla Ventures and Reid Hoffman at approximately $30B valuation.

Other Rounds by OpenAI

12
RoundRaisedValuationLead InvestorDate
Series G(equity)$122B$852BSoftBank GroupMar 2026
Series F(equity)$40B$300BSoftBank GroupMar 2025
Series (March 2025)(equity)$40B$300BSoftBankMar 2025
Series E(equity)$6.6B$157BThrive CapitalOct 2024
Series (October 2024)(equity)$6.6B$157BThrive CapitalOct 2024
Secondary Share Sale(secondary)$300M$29BSequoia CapitalApr 2023
Microsoft Strategic Investment II(equity)$10B$29BMicrosoftJan 2023
Strategic Investment (Microsoft, 2023)(strategic)$10BMicrosoftJan 2023
Series (2023)$300M$29B2023
Microsoft Strategic Investment(equity)$1BMicrosoftJul 2019
Showing 10 of 12 rounds