Unverified50% confidenceReleaseExact time

Anthropic推出Claude Sonnet 5，整体性能高度逼近旗舰级Opus 4.8

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

7/19/2026

First Seen

Valid until: 10/17/2026

Sources

Anthropic封号真相曝光：客户端检测逻辑与多款AI模型集中发布

Related Claims

UnverifiedAnthropic 发布了 Claude Sonnet 5，官方宣称其性能接近 Opus 4.8 且价格更低83% similar VerifiedAnthropic正式推出Claude Sonnet 5，官方定位为「最具Agentic能力的Sonnet模型」82% similar UnverifiedClaude Sonnet 4是Anthropic于2025年中发布的中端模型，在SWE-bench上得分大幅领先同级别模型80% similar

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