Claude Fable 5.2 and Mythos 5.2(anthropic.com)
841 points by lairv | 960 comments
Anthropic announcement of Claude Fable 5.2 and Mythos 5.2 models, covering benchmarks, pricing, coding results, safety testing, and availability.
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Anthropic IPO(ipo.anthropic.com)
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Anthropic's IPO website with founders' letter, roadshow video, Q3'26 financial highlights, customer case studies, brokerage participation links, and FAQs.
Anthropic launches roadshow for proposed initial public offering(anthropic.com)
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Anthropic announcement launching the roadshow for its proposed IPO of 825 million Class A shares at $70–$78 per share on Nasdaq under the symbol ANT.
![Screenshot of www-cdn.anthropic.com: System Card: Claude Fable 5 and Claude Mythos 5 [pdf]](https://hn.urlbox.com/shots/renders/2026/6/9/646719c4-b8c9-4207-8938-90e3d8194883.jpg)
![Screenshot of www-cdn.anthropic.com: System Card: Claude Mythos Preview [pdf]](https://hn.urlbox.com/shots/renders/2026/4/7/41bab4f5-97a2-4216-a678-7447d06ddf8b.jpg)
System Card: Claude Mythos Preview [pdf](www-cdn.anthropic.com)
811 points by be7a | 610 comments
Anthropic's PDF system card for the Claude Mythos Preview model, documenting its capabilities, evaluations, and safety assessments.
![Screenshot of assets.anthropic.com: Claude Sonnet 4.5 System Card [pdf]](https://hn.urlbox.com/shots/renders/2025/9/29/3658a6c5-6c19-4f20-891a-53e80b8d44e5.jpg)
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Claude Fable 5.2 and Mythos 5.2(anthropic.com)
841 points by lairv | 960 comments
Anthropic announcement of Claude Fable 5.2 and Mythos 5.2 models, covering benchmarks, pricing, coding results, safety testing, and availability.
Claude Fable 5.1 and Claude Mythos 5.1(anthropic.com)
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Anthropic documentation page describing new features, breaking changes, and capability improvements in Claude Fable 5.1 and Claude Mythos 5.1.
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Anthropic announcement post introducing two new AI models, Claude Fable 5 and Claude Mythos 5, dated June 9, 2026, with a linked system card.
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Claude Support article describing launch offers for Claude Fable 5.2, including limit resets and a week of included Fable usage by plan type.
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Claude Fable 5.2 scores 65 on Artificial Analysis, highest so far(artificialanalysis.ai)
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Artificial Analysis model page for Anthropic's Claude Fable 5.2 (Max), showing its Intelligence Index score of 65, pricing, verbosity, and technical specs.