Around the Horn Digest: Everything That Happened in AI This Weekend (Friday-Sunday, April 17-19, 2026)

The Neuron
Generative AI

Anthropic shipped Claude Design (the Figma competitor everyone saw coming), three senior OpenAI execs announced they're leaving pre-IPO, Claude Opus 4.7 wrote a working Chrome exploit for $2,283, and a fake Claude site started installing malware while everyone was watching the product launches.