Unverified50% confidenceReleaseExact time
Anthropic launched Claude Duet, based on the Opus 5.5 model, currently in research preview for Pro and Max users in the United States.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/25/2026
First Seen
Valid until: 1/23/2027
Sources
Related Entities
Related Claims
UnverifiedAnthropic released the Opus 5.5 model along with an accompanying prompting guide.78% similarUnverifiedOn October 21, Anthropic opened a research preview of Claude Duet, a new app that runs Claude as a proactive agent, built on Claude Opus 5.5 and offered as standalone iOS and Android apps as well as on Claude.ai.74% similarUnverifiedClaude 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.72% similar
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