Note This Week in Extensibility: Apple ships end-user extension authoring in Safari, Anthropic names 'Claude Mods' for Claude Code, and HubSpot and Salesforce let installed apps add tools straight to a customer's AI agent
Week of September 12–18, 2026: Apple ships a Safari feature that turns a plain-language description into a working browser extension, Anthropic names 'Claude Mods' for its deeper Claude Code...