Glean(@glean):Claude Fable 5.1 is now available in Glean, alongside 40+ open and frontier models. Our judges preferred Fable 5.1's answers roughly 2:1 over Fable 5 across everyday knowledge questions, high-intent research, and drafting and artifact work, with improved response grounding. Watch @claudeai Fable 5.1 plan an architecture redesign of a complex software project.

Glean

@glean

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Joined June 2008

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Glean@glean

2026.09.01 20:53

Claude Fable 5.1 is now available in Glean, alongside 40+ open and frontier models. Our judges preferred Fable 5.1's answers roughly 2:1 over Fable 5 across everyday knowledge questions, high-intent research, and drafting and artifact work, with improved response grounding. Watch @claudeai Fable 5.1 plan an architecture redesign of a complex software project.