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Key developments:

• Anthropic’s Claude Opus 5.5, released on 22 September 2026, instantly topped the Artificial Analysis Intelligence Index, reflecting its superior reasoning, coding and knowledge capabilities. The model also leads the Arena WebDev leaderboard (score 

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The announcement that Identity Digital has filed applications for 216 new top‑level domains in ICANN’s next‑round—its first opportunity to add TLDs since 2012—signals a major expansion of the internet’s naming space. By …

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Key developments are reshaping how developers build modern sites and applications. WebAssembly is gaining traction for its ability to run high‑performance code in the browser, unlocking capabilities that were previously limited to …