Jack Clark

2026-10-29

COMPANIES · 3 SOURCES · WIRED AI · The Verge AI · MIT Technology Review AI

Anthropic files S-1 prospectus revealing IPO plans and financials

Anthropic filed an S-1 prospectus ahead of an anticipated Nasdaq IPO under the ticker ANT, disclosing first-half 2026 results showing revenue above $16 billion (up from about $4.5 billion in 2025) and a net loss of $80.7 million; the filing lists broad business risks including compute constraints, competition, misuse of advanced AI, and a U.S. government supply-chain risk designation. The prospectus does not state target raise or valuation and emphasizes the company’s enterprise customer growth and safety-focused mission.

9.0

2026-10-27

COMPANIES · 1 SOURCE · The Verge AI

Anthropic IPO filing outlines novel governance to protect AI safety mission

Anthropic’s IPO filing proposes a complicated governance arrangement: the company would be a public benefit corporation, a long-term benefit trust (via Class T stock) would appoint four of seven directors, and a Founder LLC—initially controlled by seven co‑founders—would hold 50.1% of shareholder voting power. The structure is designed to prioritize safety and public-benefit objectives over short-term investor demands, though experts warn legal design cannot fully insulate a public company from market pressures.

7.0

2026-10-26

COMPANIES · 2 SOURCES · TechCrunch AI · The Decoder

Anthropic files S‑1 to go public, reports $16.3B revenue in H1 2026

Anthropic filed an S‑1 with the SEC to pursue an IPO under the proposed ticker ANT, reporting $16.3 billion in revenue for H1 2026 (up from $1.2 billion a year earlier). The company showed an operating loss of $693 million (improved from $2.1 billion in H1 2025) and a net loss of $80.7 billion driven largely by noncash accounting adjustments tied to convertible debt; it disclosed that founders will retain control via a Founder LLC with 50.1% voting power and that the Long‑Term Benefit Trust can appoint most of the board. Anthropic did not disclose target raise or proposed share price.

10.0

2026-10-25

RESEARCH · 1 SOURCE · The Decoder

Anthropic's Opus 5.5 tops P‑Zero's TasteVal; Jack Clark moves RSI prediction to 2027

P‑Zero Research's new TasteVal benchmark, which measures models' ability to design and interpret experiments ('research taste'), finds rapid gains — Anthropic's Opus 5.5 reached a compute multiplier of 2.3 versus a 24‑expert human baseline and cost far less per run. Based on these results and a reported doubling of the metric roughly every three months since December 2025, Anthropic co‑founder Jack Clark has moved his forecast for recursive self‑improvement from 2028 to 2027, while the authors and other researchers note large uncertainties and narrow coverage of the benchmark.

7.0

2026-09-18

REGULATION · 1 SOURCE · The Verge AI

Unsealed NYT lawsuit filings show OpenAI and Microsoft warned of an AI-driven “doom loop” for the web

Recently unsealed court documents in The New York Times’ lawsuit against OpenAI and Microsoft quote internal analyses saying the companies’ large-scale scraping and LLM deployment risked creating a ‘doom loop’ that would damage the web, undermine publishers’ referral traffic, and enable verbatim reproduction of copyrighted content. The filings include blunt internal language (attributed to figures such as Brent Hecht, Satya Nadella, and OpenAI staff) and show company debate and distancing in public statements and court filings.

8.0