Unverified50% confidenceReleaseExact time
Claude has released the Opus 5.5 model.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/30/2026
First Seen
Valid until: 12/29/2026
Sources
Related Entities
Related Claims
VerifiedAnthropic officially released the first model in the Claude 5 series, named Claude Fable 5.78% similarUnverifiedClaude Code v2.1.280 introduces the new Claude Opus 5.5 model (claude-opus-5-5) and sets it as the default Opus model.77% similarUnverifiedSimulating the Fable 5 workflow requires switching the model to Opus 4.8 Max, which is one of the most capable models in the Claude series.72% similarUnverifiedClaude Opus 5.5 is available today on all platforms.71% similarUnverifiedClaude 4是Anthropic于2025年发布的旗舰模型71% similar
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