X open-sourced its For-You feed algorithm twice: the legacy stack in March 2023, and the new Grok-powered Phoenix transformer in May 2026. This skill reads both, the active Community Notes bridging ...
x-algorithm-skill A Claude skill that teaches Claude to write X (Twitter) posts engineered against the open-source For-You ranker. X open-sourced its For-You feed algorithm twice: the legacy stack in ...