Claude Sonnet 4.6 Unleashed: Experience Opus-Level Power at a Sonnet Price!

product#llm📝 Blog|Analyzed: Feb 18, 2026 10:30
Published: Feb 18, 2026 10:29
1 min read
Qiita AI

Analysis

Anthropic's Claude Sonnet 4.6 is here, offering impressive performance upgrades just months after its predecessor. This update introduces Adaptive Thinking and a beta 1M-token context window, promising to revolutionize how developers and enterprises approach Generative AI applications. The ability to process extensive codebases and lengthy documents within a single request is particularly exciting.
Reference / Citation
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"The biggest point is "Opus-class performance at a Sonnet price.""
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Qiita AIFeb 18, 2026 10:29
* Cited for critical analysis under Article 32.