Expired50% confidenceFactExact time
Claude Sonnet 4 is positioned above the previous Opus series, with the company officially describing it as a new category within the Sonnet series.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Deep Dive into Claude Sonnet 4: Replicating Lovable with Just Two Prompts
bilibili万物深译6/15/2026
Related Claims
Unverified今年2月曾出现过类似的Sonnet 5爆料（代号Phoenix），但最终正式发布的是Sonnet 4.6而非Sonnet 576% similarUnverifiedSonnet 5改用了Opus 4.7的Tokenizer71% similarUnverifiedGenSpark Claw supports running mainstream models such as Sonnet 4.6.70% similarVerifiedUnreleased model version numbers Opus 4.7 and Sonnet 4.8 appeared in the leaked code.69% similarUnverifiedSonnet 4.6 ranks first in the world on the Computer Use Benchmark.65% similar
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