Claude Sonnet 5.5 makes model selection a release-engineering task
Anthropic released Claude Sonnet 5.5 on September 28. Its arrival is a reminder to treat model upgrades as measurable, reversible application changes.
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Reporting and technical guides on agent systems, models, infrastructure, and governance. Product claims stay separate from analysis of the wider AI ecosystem.
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Anthropic released Claude Sonnet 5.5 on September 28. Its arrival is a reminder to treat model upgrades as measurable, reversible application changes.
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Publication dates identify Rangoon’s editorial update. News entries separately identify an underlying event date when it differs.
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Read guideThe future is open
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