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IFAI

Claude Fable 5.2

AnthropicReleased Nov 9, 2026

Rank on Intelligence, week by week

Its best rank each week
Aug 24Not on the board
Aug 31Not on the board
Sep 7Not on the board
Sep 14Not on the board
Sep 21Not on the board
Sep 28Not on the board
Oct 5Not on the board
Oct 12Not on the board
Oct 19Not on the board
Oct 26Not on the board
Nov 2Not on the board
Nov 9#1

Scores by variant

Reasoning efforts and resolutions of the same model are ranked separately.

Intelligence · Intelligence Index
  • Claude Fable 5.2 (Max, Default Fallback)#164.6
  • Claude Fable 5.2 (Xhigh, Default Fallback)#262.2
  • Claude Fable 5.2 (High, Default Fallback)#361.8
  • Claude Fable 5.2 (Medium, Default Fallback)#956.4
  • Claude Fable 5.2 (Low, Default Fallback)#1553.9

In the news: Claude Fable 5.2

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