Anthropic, 2021-05-28; retrieved 2026-09-15 tier 3 self (anthropic)confirmed
Anthropic raises $124 million Series A
Series A led by Jaan Tallinn with participation from Dustin Moskovitz. Self-published by the lab, not by any evaluator; used as the primary record that the principals of SFF (Tallinn) and Coefficient Giving (Moskovitz) are Anthropic investors. Shared record: identical in the palisade, cais, rand and hal files; ledger rows R01 and R02 already cite it.
Signals citing this source
- Center for AI Safety, F (against): SFF recommended $289,000 to CAIS in 2025 (about $1.1M cumulative per 80,000 Hours); SFF's funder Jaan Tallinn led Anthropic's Series A.
- Holistic Agent Leaderboard (Princeton), F (against): HAL is funded by Coefficient Giving, whose principal is an Anthropic investor, and receives API credits from OpenAI and Google to evaluate their models.
- Palisade Research, F (against): SFF recommended $1,133,000 to Palisade in 2025 (plus a $928,000 matching pledge); SFF's funder Jaan Tallinn led Anthropic's Series A.
- RAND, F (against): Large share of AI work funded by Coefficient Giving.
- RAND, F (against): SFF recommended $1,022,000 to RAND's Technology and Security Policy Center in 2025; SFF's funder Jaan Tallinn led Anthropic's Series A.
Ledger rows citing this URL
- R01 investor at Anthropic confirmed
- R02 investor at Anthropic confirmed
- R03 investor at Anthropic confirmed