Anthropic Releases Claude Opus 5.5: Fable 5.1-Level Performance at 40% Lower Running Cost Than Opus 5
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Anthropic has released Claude Opus 5. 5, the first model in its new Claude 5. 5 family. The team states it performs at the level of Claude Fable 5. 1 on most work. It also costs 40% less to run than Opus 5 on typical workloads at default settings.
On Anthropic’s own benchmarks, it leads in agentic coding, […] The post Anthropic Releases Claude Opus 5. 5: Fable 5. 1-Level Performance at 40% Lower Running Cost Than Opus 5 appeared first on MarkTechPost.
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