tech π¬ X opens up parts of its algorithm for user insight
X has made more of its recommendation and visibility system code public for closer inspection. This update, released on August 13, 2026, includes Phoenix model training code and visibility-filtering details. Eligible users can now use the 'Under the Hood' feature to see visibility labels affecting their posts. However, this tool is not a direct shadowban detector, just a transparency feature for a pilot group. Further analysis is needed to fully understand why specific posts gain or lose reach. π§