This is the English edition. 한국어판 and 日本語版 are also available.

AI

Was Claude Opus 5.5 Nerfed? What the Evidence Actually Shows

A U.S.-focused fact check of Claude Opus 5.5 nerf claims across X, GitHub and Reddit, compared with Anthropic's documented fallbacks, effort defaults and context behavior.

2026-09-27·Source Anthropic

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GPT-6 vs. Claude Opus 5.5: Who Builds a Better Game From One Prompt?

A U.S.-focused comparison of GPT-6 Astra and Claude Opus 5.5 for one-prompt game creation, using same-prompt builds, official production cases and independent benchmarks.

2026-09-26·Source Moe Lueker

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Anthropic Called to Slow Frontier AI—Then Released Opus 5.5

A U.S. policy analysis of Dario Amodei’s Pace the Frontier proposal, Anthropic’s Opus 5.5 launch ten days later, and the evidence needed to judge the tension.

2026-09-25·Source Dario Amodei

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Claude Opus 5.5 Performance Review: Benchmarks, Price and Who Should Use It

A U.S.-focused analysis of Claude Opus 5.5 across agentic coding, knowledge work, token efficiency, API pricing and independent comparisons with GPT-6 Astra and Sol.

2026-09-23·Source Anthropic

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Claude Opus 5.5 Release Rumors: Wafer, Leaked Pricing, and What Is Confirmed

A fact-checked guide to Claude Opus 5.5 rumors, including the alleged Wafer codename, September 22 date, $4/$20 pricing and an 872K context claim.

2026-09-22·Source Anthropic