Anthropic Details Long-Term Compute Commitments in Amended IPO Filing

Anthropic, PBC disclosed approximately $895.4 billion of purchase commitments and lease agreements in an amended Form S-1 filed November 2, 2026, saying substantially all relates to compute and infrastructure. The preliminary prospectus also adds third-quarter 2026 results as the company prepares an initial public offering of Class A common stock. The total covers arrangements entered into as of and subsequent to September 30, 2026, including short-term commitments and leases not yet commenced.

Anthropic expects about $447.5 billion to be incurred before December 31, 2030, substantially all of the remainder between 2031 and 2045, and approximately $69.8 billion to fall due in the 12 months after September 30. Approximately $213.8 billion is tied to arrangements with exercisable termination rights or contingent conditions before commencement, including financing, facilities or regulatory approvals. The filing’s September 30 contractual-obligations table accounts for $319.993 billion: $4.224 billion of operating leases, $1.950 billion of finance leases and $313.819 billion of purchase commitments, principally future minimum payments under cloud hosting and other infrastructure agreements.

Outside that table are approximately $17.4 billion of short-term commitments, $451.2 billion of estimated…