#Claude 4 articles | Clauder Navi

Kimi K2 vs Claude 4｜コーディング性能と料金でどちらを選ぶ

Kimi K2 と Claude 4 をコーディング性能・料金・速度・コンテキスト長で比較。SWE-bench スコアやトークン単価の実測値を並べ、コスト重視ならどちら、品質と速度重視ならどちらかを用途別に整理します。

What Is Claude 2 | Features, Deprecation Status, and Comparison with Claude 3/4

Claude 2, released in July 2023, has been deprecated from the API. Learn about its 100K token context window, HumanEval score of 71.2%, the deprecation timeline, and how to migrate to current models like Claude Sonnet 4.6.

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Using Claude 4 on Vertex AI | Model IDs, Pricing & Implementation Code

Primary-source answers to 'vertex claude 4.' A quick-reference table of Claude 4 model IDs available on Google Cloud Vertex AI (Opus 4 / 4.5 / 4.8, Sonnet 4 / 4.5 / 4.6, Haiku 4.5), Model Garden activation steps, AnthropicVertex SDK call code in Python and TypeScript, pricing differences by global/multi-region/region endpoint, 1M token support, and model ID pinning caveats.

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Claude 4 Performance Comparison | Opus 4 & Sonnet 4 Benchmarks and Pricing

A detailed comparison of Claude 4's Opus 4 and Sonnet 4 performance and how to choose between them. Covers the close contest on SWE-bench Verified (72.7% vs 72.5%), the 5x pricing difference ($3/$15 vs $15/$75), and selection criteria based on use cases where Opus 4's up to 7-hour continuous operation makes a difference.