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Series A

Equity
$124Mraised
$550Mpost-money valuation
Company
Lead Investor
Dustin Moscovitz / Jaan Tallinn
Date
May 2021
Source
Notes

Dustin Moscovitz (Facebook co-founder) and Jaan Tallinn (Skype co-founder) were among seed investors and led the Series A. Pre-money valuation of $550M.

Other Rounds by Anthropic

7
RoundRaisedValuationLead InvestorDate
Series G(equity)$30B$380BGIC / CoatueFeb 2026
Series F(equity)$13B$183BICONIQSep 2025
Series E(equity)$3.5B$62BLightspeed Venture PartnersMar 2025
Series D(equity)$750M$18BMenlo VenturesFeb 2024
Series D (Amazon Strategic Investment)(equity)$4B$18BAmazonSep 2023
Series C(equity)$450MSpark CapitalMay 2023
Series B(equity)$580M$4BFTX / Sam Bankman FriedApr 2022
Series A | Funding Rounds | Longterm Wiki