AI
References for the major AI model families — every public release, with API model strings, ship dates, and the surrounding company and legal history.
Every Anthropic Claude model from Claude 1 (March 2023) through Opus 4.7 (April 2026) — with API model strings, ship dates, tier (Opus / Sonnet / Haiku), and what materially changed per version. Plus the 2021 OpenAI exodus founding, Constitutional AI, the funding arc through Google and Amazon, and the lawsuits (the $1.5B Bartz settlement, Concord Music, Reddit v. Anthropic).
Open →The lawsuits filed against Anthropic over Claude's training and operation — case captions, courts, filing dates, status, key rulings, and settlement terms. The $1.5B Bartz settlement (the largest copyright settlement in U.S. history), the Alsup fair-use ruling on training, Concord Music Group on lyrics, Reddit v. Anthropic on platform terms.
Open →The leadership and governance of Anthropic — the 2021 OpenAI exodus founding, the seven cofounders, the Long-Term Benefit Trust that sits above the board, the funding arc through Google and Amazon, and the senior team additions (Mike Krieger as CPO, Jan Leike from OpenAI's superalignment team).
Open →Every OpenAI GPT and o-series release — GPT-1 (June 2018) through GPT-5 (August 2025) — with API model strings, ship dates, family (GPT / Reasoning / Pre-ChatGPT), and what materially changed per version. Plus the 2015 founding, the Musk departure, the November 2023 board episode, the 2024 leadership exodus, the for-profit conversion fight, and the lawsuits (NYT, Authors Guild, Musk v. Altman).
Open →More coming. Looking for tech-industry data feeds? See Data. Looking for tech-jobs and federal-workforce pages? See Jobs. Looking for in-browser utilities? See Tools.