Expired80% confidenceFactTime unknown
Claude Sonnet 4.6 has become the default model for the free plan.
1
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
5/31/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 8/29/2026(expired)
Sources
Claude Sonnet 4.6全面评测：性能逼近Opus的知识工作AI新标杆
bilibili英文白斑马
Related Entities
Related Claims
UnverifiedClaude Sonnet 5 is now available to all Claude plans and has become the default model for free and Pro users.80% similarUnverifiedClaude Sonnet 5 is officially positioned as the most autonomous model in the series.71% similarUnverifiedSonnet 4.5 is currently Claude's most intelligent model.71% similar
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