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Anthropic just made the 20-hour agentic task a three-hour one. claude opus 5.5, out september 22,…

20:49 ISTby Yethikrishna R

anthropic just made the 20-hour agentic task a three-hour one. claude opus 5.5, out september 22, audited and fixed a 200k-line codebase in under three hours where opus 5 needed twenty-plus and 2.5 times the tokens, while per-task cost dropped 40 percent. long-horizon work just became the default battleground.

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