[KongchangAI]
Expired80% confidenceFactExact time

Claude Opus 4 is a flagship-level reasoning model launched by Anthropic in 2025, delivering outstanding performance on tasks such as complex code generation, multi-file refactoring, and architectural design.

7
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)

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