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Reading Room

Read the arguments shaping this field: original letters and essays, independent reporting, interviews, and podcasts. Every item says whether the text is available here or should be read at its publisher.

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All reading (35)

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Building a Beacon in the Fog of AIInterview or podcastWatch/listen
Nilam Ganenthiran, Rick Buhrman, Paul Buser · Colossus / Joys of Compounding

Episode page highlights trust, permanent capital, the acquisition machine, and the operating platform. Includes useful chapter timestamps.

Letter to FoundersEssay or blogExcerpt
Nilam Ganenthiran · Beacon Software

Describes permanent ownership alongside a central operating platform, engineering help, and local company continuity.

Aravind Srinivasan; Samay Shamdasani; Arthur Fernandes Araujo; John de Wasseige · OpenAI / Thrive Holdings

Describes a practitioner-feedback and evaluation loop for Tax AI. Reports a 7,000-return pilot, roughly one-third less preparation time, and about 50% greater throughput.

The Baldwin Group

Announced May 4, 2026, from Tampa. The Baldwin Group (NASDAQ: BWIN), an independent insurance brokerage and advisory firm, announced an expanded enterprise relationship with Anthropic to deploy Claude firm-wide. Baldwin will integrate Claude across its business segments and functional groups, giving advisors, client experience staff, and operational leaders an enterprise-grade platform intended to improve productivity, speed decision-making, and support end-to-end workflows. The agreement followed several months of active deployment in targeted parts of the business, which Baldwin said produced measurable gains in the quality of client-facing insights, productivity, and workflow efficiency. Chief executive Trevor Baldwin framed the tool as augmenting rather than replacing professional judgment, describing the core skill in the industry as synthesizing complex risk and anticipating unasked client questions. The release also emphasized governance, training, and cross-functional collaboration as part of Baldwin's approach to AI adoption. Baldwin was subsequently the target of a take-private agreement by a consortium led by Michael Dell's DFO Management and Sequence Holdings.

OpenAI

Announced December 1, 2025. OpenAI took an undisclosed ownership stake in Thrive Holdings, the acquisition and operating vehicle launched in April 2025 by Thrive Capital, itself one of OpenAI's major investors. Rather than paying cash, OpenAI contributes embedded research, product, and engineering teams plus platform access in exchange for equity, with reporting indicating its stake grows if the portfolio companies succeed. The work begins with accounting and IT services, chosen for high-volume, rules-driven, workflow-heavy operations and aging operational infrastructure, with the stated intent of producing a repeatable model extensible to other industries. Brad Lightcap, OpenAI's chief operating officer, and Joshua Kushner, founder and chief executive of Thrive Capital and Thrive Holdings, both commented. Financial terms were not disclosed. OpenAI was valued at roughly $500 billion at the time and had recently taken stakes in AMD and CoreWeave; press coverage characterized the arrangement as another circular deal, a framing a Thrive Holdings spokesperson disputed, pointing to organic demand at portfolio companies including the accounting firm Crete. Thrive Holdings later raised $2 billion at a $12 billion valuation in August 2026.