https://www.live-feeds.com/feed/anthropic-launches-claude-fable-5-1-and-says-it-s-up-to-45-percent-cheaper-for-agentic-workContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/anthropic-launches-claude-fable-5-1-and-says-it-s-up-to-45-percent-cheaper-for-agentic-workhttps://www.live-feeds.com/feed/anthropic-launches-claude-fable-5-1-and-says-it-s-up-to-45-percent-cheaper-for-agentic-work#u56678Fri, 04 Sep 2026 07:51:20 +0000Anthropic has launched its new frontier artificial intelligence models, Claude Fable 5.1 and Claude Mythos 5.1, designed for software development, enterprise knowledge work, and scientific research. The company states that Claude Fable 5.1 is up to 45 percent cheaper for agentic work and features a 75 percent cut in cached token pricing. Fable 5.1 is broadly available across platforms including GitHub Copilot and Amazon Web Services, while providing safeguards that restrict certain high-risk cybersecurity and scientific research tasks. Meanwhile, the Mythos 5.1 model comes with fewer restricti