Quick Overview AI & Builders: Claude hit #1 on the U.S. App Store after refusing Pentagon demands to remove safety guardrails — paid subscribers doubled in 2026, daily signups breaking records; Amazon…

Zecheng Weekly Insights | February 23 – March 1, 2026 This week, search engines, IT consulting firms, SaaS tools, and nearly half a company’s workforce all revealed the same fatal vulnerability at the…

Quick Overview AI & Builders: Anthropic blacklisted as “supply chain risk” after refusing Pentagon’s demand for AI with no guardrails — OpenAI took the contract same day and closed a $110B raise at $7…

AI Shifts From a Capability Race to a Power Struggle: February Rewrote the Rules February 2026 was loud. Loud with record funding rounds, loud with government bans, loud with benchmark leaps, loud wit…

Quick Overview AI & Builders: OpenAI closed the largest private fundraise in history at $110B (post-money valuation $840B) on the same day Trump banned all federal agencies from using Anthropic after …

Quick Overview AI & Builders: Anthropic’s same-week double move — softening its responsible scaling commitments (RSP v3.0 drops the hard stop-training pledge) while facing a Pentagon deadline today to…

Quick Overview AI & Builders: Nvidia Q4 revenue hit $68.1B (+73% YoY) with Q1 guidance of $78B, silencing near-term AI bubble concerns — while Anthropic faces a Pentagon ultimatum to loosen Claude’s m…