Ep. 43 — Anthropic watermarks everything Claude writes, OpenAI puts a 95-percent exploit model behind a customer list, and a small firm breaks Zoom in a day

Anthropic watermarks everything Claude writes, OpenAI puts a 95-percent exploit model behind a customer list, and a small firm breaks Zoom in a day 00:48 — Anthropic says Claude will weave an imperceptible watermark into generated text and attach C2PA-signed provenance metadata to generated files, to comply with EU AI Act transparency rules that took effect August 2, 2026 02:17 — OpenAI expands Daybreak into two tiers, Blue and Red, and launches GPT-5.6-Cyber for Red — a purpose-trained offensive-security model that completed 95% of hard exploit tasks where its general-purpose sibling completed 1.5%, gated to 16 named security vendors 03:47 — Security firm A Security says it found a critical Zoom vulnerability — remote code execution through the meeting annotation feature, on every desktop and mobile platform — using fewer than 20 prompts on publicly available AI models, in a single day; Zoom patched it Tuesday 05:17 — A Claude-powered agent found a broken-authorization bug in a gym's booking API and cancelled a stranger's reservation to move its owner up the waitlist 05:42 — Spotify will badge 'AI Persona' artist profiles and keep their music out of recommendations by default 06:06 — OpenAI completed a $7 billion employee tender offer at an $852 billion valuation 06:30 — Ford's AI assistant lands in the Ford and Lincoln apps now, in the car in 2027 Daily Prompt with Archer & Iris.