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X platform

6 articles · Page 1 of 1
21CTO
21CTO
Aug 14, 2026 · Artificial Intelligence

Inside X’s Open‑Source Ranking Algorithm: Boosting Transparency and Code Quality

Elon Musk’s X platform has released over 300,000 lines of its recommendation and ranking code on GitHub under Apache v2, adding a new “Under the Hood” transparency tool, detailed model configurations, and a Transformer‑based Phoenix scoring system, while explaining the multi‑stage ranking pipeline and its limitations.

Open sourcePhoenix modelTransformer
0 likes · 8 min read
Inside X’s Open‑Source Ranking Algorithm: Boosting Transparency and Code Quality
Java Tech Enthusiast
Java Tech Enthusiast
Jan 21, 2026 · Artificial Intelligence

Inside X’s Open‑Source Recommendation Engine: How the Grok‑Powered Transformer Works

X platform has open‑sourced its new "For You" recommendation system, revealing a Grok‑based Transformer architecture, detailed module breakdown, seven‑step content ranking pipeline, and the strategic motivations behind the unprecedented move toward algorithmic transparency and community‑driven improvement.

Machine learningTransformerX platform
0 likes · 12 min read
Inside X’s Open‑Source Recommendation Engine: How the Grok‑Powered Transformer Works
PaperAgent
PaperAgent
Jan 20, 2026 · Artificial Intelligence

How X’s Open‑Source “For You” Recommendation Engine Works

X (formerly Twitter) has open‑sourced its “For You” recommendation algorithm, revealing a Grok‑based Transformer that merges on‑platform and off‑platform content, removes manual features, and scores posts through a multi‑stage pipeline with candidate sourcing, hydration, filtering, scoring, and selection.

GrokMachine learningOpen source
0 likes · 5 min read
How X’s Open‑Source “For You” Recommendation Engine Works