AI Weekly Issue #496: Anthropic just opened its Pentagon-grade model to everyone

In the past 48 hours: Anthropic released Mythos — its Pentagon and NSA-deployed model — to the general public, resetting what counts as the public frontier. A coordinated SQL-injection campaign weaponised Ghost CMS across 700+ sites including Harvard and Oxford. Meta started cutting 8,000 jobs this week with Zuckerberg’s memo naming “AI reality” as the cause, and ClickUp deployed 3,000 AI agents alongside its remaining 1,000 employees — the AI-displaces-workforce arithmetic now openly named in CEO communications. And Fortune is calling Microsoft’s three-year, $20B+ AI investment a strategic loss — Copilot trails Gemini and Claude on the metrics that matter.