Anthropic has released Claude Fable 5.2, an advanced model featuring a 1 million token context window and enhanced agentic capabilities. This new model is priced at $8 per million input tokens and $40 per million output tokens, representing a 20% cost reduction compared to its predecessor. Published benchmarks indicate that Claude Fable 5.2 outperforms Claude Fable 5.1, Opus 5.5, GPT-6 Astra, and Gemini 4 Carbon on several key tasks, particularly in areas requiring long-horizon reasoning and complex coding. AI
IMPACT Sets new SOTA on agentic coding and long-horizon tasks, potentially pressuring competitors like OpenAI and Google.
RANK_REASON Frontier-lab model release with system card [lever_c_demoted from frontier_release: ic=2 ai=1.0]
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