Anthropic’s Claude Opus 5.5 tops AI index with 61.7 score

Anthropic (latest)October 21, 2026en

Anthropic (latest)

AI Global Wire

The announcement suggests that Anthropic’s Claude Opus 5.5 is currently leading in AI model rankings according to the new index. Markets appear to reflect mixed reactions, as the source’s social media origin reduces perceived impact strength.

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