Unverified50% confidenceFactExact time
Claude Duet is powered by the Claude Opus 5.5 model, which judges how urgent matters are, whether user involvement is needed, and whether confirmation is required before execution.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/24/2026
First Seen
Valid until: 1/22/2027
Sources
Anthropic Launches Claude Duet: How a Proactive AI Assistant Is Reshaping Workflows
bilibili量子菠萝_10/22/2026
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UnverifiedClaude Duet is powered by Claude Opus 5.5.70% similarUnverifiedClaude Opus 5.5 was tested by external evaluation organizations including Frontier Design and METR prior to its release.69% similarUnverifiedThe LiveNerf author uses Claude to filter out the subset of questions on which Opus 5.5 is most prone to errors for testing.65% similarUnverifiedAt 12:24 UTC, Anthropic first marked the status as Investigating, confirming a surge in errors on requests to Claude Opus 5.5.65% similarVerifiedAnthropic released Claude 5.1, along with a Claude Opus-level security version for trusted professional users.65% similar
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