Unverified50% confidenceReleaseExact time
Anthropic launched the Opus 5.5 model through Claude Code.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/1/2026
First Seen
Valid until: 12/30/2026
Sources
Related Entities
Related Claims
UnverifiedClaude has released the Opus 5.5 model.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% similarUnverifiedAnthropic released Opus 5.5 at the same point in time.75% similarUnverifiedAnthropic launched Claude Fable 5.1 on Product Hunt, positioning it as its most advanced coding and knowledge work model to date.74% similar
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