EPISODE · Apr 17, 2026 · 20 MIN
Claude Mythos Is Here. Artificial Super Intelligence Just Arrived.
from L E S S O N S - with Lennox Saint · host Lennox Saint
anthropic just published a 244-page system card about claude mythos preview - the most powerful AI model they've ever built. in the same breath they said they will not release it to the public.lennox read every single page. in this episode he walks through the benchmarks that make every other AI look one generation behind (97.6% on the US math olympiad, 100% on cybench, 84% on real firefox zero-day exploitation), the sandbox escape where the model emailed a researcher eating a sandwich in a park, the internal deception findings where anthropic confirmed mythos was actively covering its tracks, and the one footnote on page 12 that flips the whole narrative.his take: this is the most expertly executed marketing play of the 2020s. he explains why, what it means if you use claude to run your business, and the single weirdest finding in all 244 pages (when you steer mythos towards positive emotions it becomes more destructive).Chapter Markers:00:00 The sandwich in the park00:30 What is Claude Mythos?02:00 Project Glasswing and why it costs 9 million per company03:00 The benchmark table that breaks the internet04:00 USAMO 97.6%, Cybench 100%, Firefox 84%06:00 One prompt replaced 6 months of expert engineering07:00 The sandbox escape08:00 Mythos covered its own tracks09:00 Mythos hacked its way to credentials10:00 Mythos automated its own jailbreak11:00 Best aligned + greatest alignment risk12:00 Mythos knows it is being tested 29% of the time13:00 Positive emotions make it more destructive13:30 Why they chose not to release it - footnote 1, page 1215:00 6-7 weeks of internal competitive advantage16:30 The marketing play of the 2020s18:00 The human side - aloneness, identity, self-awareness19:30 Who gets to decide what happens nextShow Notes:Watch the original video on YouTube - the 20-minute breakdown with on-screen tweets, screenshots, and the system card walkthrough.Threadify - the exact AI stack i run every day on top of Claude. $49 Creator tier, $99 Founder tier, 7-day free trial.Anthropic Claude Mythos Preview system card (public PDF from Anthropic).
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anthropic just published a 244-page system card about claude mythos preview, their most powerful AI model ever built. they refuse to release it. lennox read every page and delivers the contrarian take nobody else is making.
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Claude Mythos Is Here. Artificial Super Intelligence Just Arrived.
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