TheZvi: Fable 5.2 Is a Clear Downgrade on EditorBench Versus Opus 5.5

TheZvi · x · 2026-11-12

AI commentator TheZvi reports that Fable 5.2 represents a clear downgrade on the EditorBench benchmark compared to Opus 5.5, prompting a revert to the earlier version. No detailed eval data was shared in the post.

Related event: Reviewers Report Fable 5.2 Is Less Robust Across Multiple Tests(3 posts)→

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