Short answers, pulled from the story.
Anthropic was established in 2021 by seven former OpenAI employees including siblings Daniela Amodei and Dario Amodei. The group gathered in San Francisco to study safety properties at the technological frontier while deploying models for public use.
Amazon announced an investment of up to $4 billion in September 2023 and doubled its total commitment to $8 billion by November 2024. The initial $1.25 billion stake was followed by a remaining $2.75 billion investment completed in March 2024.
The first two versions of Claude launched in March 2023 with Claude 2 following in July 2023. Subsequent releases included Claude 3 Opus, Sonnet, and Haiku in March 2024 through Claude Opus 4.5 in November 2025.
The trust holds Class T shares to elect directors who balance stockholders financial interests with the company's public benefit purpose. This mechanism allows Anthropic to prioritize responsible development and maintenance of advanced AI for humanity long-term benefit alongside commercial goals.
Anthropic agreed to pay authors $1.5 billion in September 2025 to settle class-action allegations regarding fed LLMs with pirated copies from books. The settlement amount stands as the largest copyright resolution in U.S. history pending judge approval.