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Anthropic made Opus 5.5 cheaper. Then it broke four things your agent depends on.

calendar_today September 23, 2026 person Amanda Caswell domain the-new-stack

Anthropic made Claude Opus 5.5, released on Tuesday, cheaper than its predecessor, cutting the price from $5 to $4 per The post Anthropic made Opus 5.5 cheaper. Then it broke four things your agent depends on. appeared first on The New Stack .

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