Unverified50% confidenceReleaseExact time
Anthropic released the Opus 5.5 model along with an accompanying prompting guide.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/7/2026
First Seen
Valid until: 1/5/2027
Sources
Related Entities
Related Claims
UnverifiedAnthropic launched the Opus 5.5 model through Claude Code.79% similarUnverifiedClaude Opus 5.5 is becoming the new default model for AINews.78% similarUnverifiedAnthropic released Claude Opus 5.5, with the release focused on writing style to make the model's communication more natural.77% similar
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