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Funding Round: Series A (Anthropic)

Verdictconfirmed95%
1 check · 4/27/2026

The source text explicitly confirms all key fields of the record: (1) name: 'Series A' ✓, (2) raised: $124 million ✓, (3) valuation: $550 million ✓, (4) date: May 2021 (matches claimed 2021-05) ✓. The source states: 'Dustin Moscovitz, a co-founder of Facebook (now Meta Platforms), and Jaan Tallinn, a co-founder of Skype, were among the seed investors in Anthropic and also lead the Series A round in May 2021 for $124 million, and was valued at $550 million ahead of this investment.' All numeric values match exactly, and the date format (May 2021 vs 2021-05) are equivalent.

Our claim

entire record
Company
Anthropic
Company
Anthropic
Name
Series A
Date
May 2021
Raised
124000000
Raised Low
124000000
Raised High
124000000
Valuation
550000000
Valuation Low
550000000
Valuation High
550000000
Instrument
equity
Lead Investor
Dustin Moscovitz / Jaan Tallinn
Lead Investor
Dustin Moscovitz / Jaan Tallinn
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.

Source evidence

1 src · 1 check
confirmed95%Haiku 4.5 · 4/27/2026

NoteThe source text explicitly confirms all key fields of the record: (1) name: 'Series A' ✓, (2) raised: $124 million ✓, (3) valuation: $550 million ✓, (4) date: May 2021 (matches claimed 2021-05) ✓. The source states: 'Dustin Moscovitz, a co-founder of Facebook (now Meta Platforms), and Jaan Tallinn, a co-founder of Skype, were among the seed investors in Anthropic and also lead the Series A round in May 2021 for $124 million, and was valued at $550 million ahead of this investment.' All numeric values match exactly, and the date format (May 2021 vs 2021-05) are equivalent.

Case № P9MnFz3AIMFiled 4/27/2026Confidence 95%