Claude Fable 5.1 and Mythos 5.1: The System Card
Article URL: https://thezvi.substack.com/p/claude-fable-51-and-mythos-51-the Comments URL: https://news.ycombinator.com/item?id=49573407 Points: 1 # Comments: 0
What happened
Article URL: https://thezvi.substack.com/p/claude-fable-51-and-mythos-51-the Comments URL: https://news.ycombinator.com/item?id=49573407 Points: 1 # Comments: 0
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Where it came from
Reported by HN Claude/Codex/Fable. Full details are in the original, linked below.
What to do with it
Treat this as a briefing, not a replacement for the primary source. If the change touches your stack, verify release notes and rollout status before acting.
Source: thezvi.substack.com — we link the original so you can verify every claim.