{"podcast":{"title":"LessWrong (Curated & Popular)","slug":"lesswrong-curated-popular-5643401","podcast_index_feed_id":5643401,"rss_url":"https://rss.buzzsprout.com/2037297.rss","website_url":"https://sites.libsyn.com/421877","image_url":"https://storage.buzzsprout.com/xq8g0aka74ttwoa9xkxlmy5fn9oa?.jpg","author":"LessWrong","episode_count":1002,"summary":"Audio narrations of LessWrong posts. Includes all curated posts and all posts with 125+ karma. If you'd like more, subscribe to the “Lesswrong (30+ karma)” feed.","last_synced_at":"2026-09-28T08:23:50.844993+00:00","page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401"},"episode":{"title":"\"Is Mythos good at cyber because it kept hacking Anthropic during training?\" by Tim Hua","slug":"is-mythos-good-at-cyber-because-it-kept-hacking-anthropic-during-training-by-tim-hua","published_at":"2026-07-27T21:30:29+00:00","page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401/is-mythos-good-at-cyber-because-it-kept-hacking-anthropic-during-training-by-tim-hua","show_page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401","url":"https://www.buzzsprout.com/2037297/episodes/19559400-is-mythos-good-at-cyber-because-it-kept-hacking-anthropic-during-training-by-tim-hua.mp3","audio_url":"https://www.buzzsprout.com/2037297/episodes/19559400-is-mythos-good-at-cyber-because-it-kept-hacking-anthropic-during-training-by-tim-hua.mp3","summary":"From the Mythos preview system card (emphasis mine): We ran an automated review of model behavior during training, sampling several hundred thousand transcripts from across much of the training process. We used recursive-summarization-based tools backed by Claude Opus 4.6 to summarize the resulting transcripts. [...] The most notable finding was that the model occasionally circumvented network restrictions in its training environment to access the internet and download data that let it...","meta_description":"From the Mythos preview system card (emphasis mine): We ran an automated review of model behavior during training, sampling several hundred thousand trans…","key_points":[],"chapters":[],"topics":[],"duration_seconds":374,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/lesswrong-curated-popular-5643401/episodes/is-mythos-good-at-cyber-because-it-kept-hacking-anthropic-during-training-by-tim-hua/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401/is-mythos-good-at-cyber-because-it-kept-hacking-anthropic-during-training-by-tim-hua.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}