Expired50% confidenceFactExact time
Sonnet is the most balanced model in the Claude family and is currently the most widely used version.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Claude Opus vs. Sonnet vs. Haiku: A Practical Comparison and Selection Guide
bilibiliAI破局-老高6/8/2026
Related Claims
UnverifiedSonnet 4.5 is currently Claude's most intelligent model.76% similarUnverifiedThe Claude series of models is developed by Anthropic, and Claude Sonnet 3.5 has a pass rate exceeding 49% on the SWE-bench Verified subset.74% similarUnverifiedClaude Sonnet 5被官方定位为该系列中最具自主性的模型73% similarUnverifiedClaude's latest model line is the Sonnet/Opus series.71% similar
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