ChatGPT 5.3 vs Opus 4.6 : More Code,Features & Tradeoffs

In this breakdown, The PrimeTime walks through how the newly launched Opus 4.6 and ChatGPT 5.3 are reshaping the way ...
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A high-performance, modular JavaScript engine written in C++

Quanta has been tested against the official Test262 ECMAScript test suite (52,674 tests). Results demonstrate strong foundational JavaScript support with ongoing development for advanced features.