Claude Opus 4.6 takes the top spot on Artificial Analysis Intelligence Index, but OpenAI's Codex 5.3 looms
Claude Opus 4.6 just claimed the top spot on the Artificial Analysis Intelligence Index, beating GPT-5.2 and every other model currently tested. But with OpenAI's Codex 5.3 still waiting in the wings and token costs running higher than the competition, first place might not last long.<br /> The article Claude Opus 4.6 takes the top spot on Artificial Analysis Intelligence Index, but OpenAI's Codex 5.3 looms appeared first on The Decoder. [...]
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