Claude Fable 5 and Mythos 5: The System Card

Don't Worry About the Vase Podcast · Jun 12, 2026 · 1h 8m

The Don’t Worry About the Vase Podcast is a listener-supported podcast. To receive new posts and support the cost of creation, consider becoming a free or paid subscriber.

* 00:00:00 - Introduction

* 00:02:04 - Another Week Another Giant System Card

* 00:03:07 - How To Tell A Fable

* 00:08:38 - Why They Did That In That Way

* 00:10:13 - Why They Really Really Shouldn’t Have Done That In That Way

* 00:12:07 - They Get Letters

* 00:16:44 - What’s In A Name

* 00:19:16 - Executive Summary Of Their Executive Summary

* 00:20:34 - Introduction (1)

* 00:20:58 - RSP Evaluations (2.1 and 2.2)

*…