ai morning #16 — fable 5 returns, but anthropic admits the new classifiers will flag benign code

ai morning by thehype · Jul 1, 2026 · 9m

The Department of Commerce lifted export controls on Fable 5 and Mythos 5 last night, ending an 18-day ban. The return isn't clean: new classifiers block the reported exploit but also flag benign code. Mythos 5 remains restricted to approved US organizations only. Fable 5 is live globally — but not without a tradeoff.

Marcus walks through what happened, why Anthropic publicly warned builders the new classifiers carry a reliability cost, and what it means for teams running Fable in agentic pipelines.

In this episode:

00:00 Intro

01:14 Fable 5 back — with a classifier tax — Export controls…