







Twitter published its ranking weights on GitHub. A reply is worth 150x a like. Free accounts get 10x less reach. Full scoring system explained.
How Twitter’s Algorithm Works: A High-level Breakdown
On March 31st, 2023, Twitter made an unprecedented move by releasing the source code for their algorithm. The move is unprecedented because…

Elon Musk on Twitter / X
Interesting. Our algorithm tries to optimize time spent on X, so links don’t get as much attention, because there is less time spent if people click away. Best thing is to post content in long form on this platform.— Elon Musk (@elonmusk) October 3, 2023
Deep Dive: Inside X (fka Twitter)’s Recommendation Algorithm
Decoding the Machine That Powers Your “For You” Timeline ,When Elon Musk open-sourced Twitter’s recommendation algorithm in March 2023, it…

Social Media Feed Ranking Algorithms: Guide to Field Experiments
IC2S2'26 Tutorial | Social Media Feed Ranking Algorithms: Guide to Field Experiments
Twitter's For You Recommendation Algorithm
Twitter has open-sourced a majority of its recommendation algorithm. It offers an exciting opportunity for researchers, industry practitioners, and RecSys enthusiasts to take a close look at how Twitter computes the recommended feed for the For You page. This article described Twitter’s end-to-end recommender system along with relevant literature and code references.

Paper Notes - WTF - The Who to Follow Service at Twitter
Explore Twitter's recommendation system - in-memory graph processing with Cassovary, random walks, and SALSA for user suggestions.

Yes, Elon Musk created a special system for showing you all his tweets first
After his Super Bowl tweet did worse numbers than President Biden’s, Twitter’s CEO ordered major changes to the algorithm.

As many as 48 million Twitter accounts aren't people, says study
A big chunk of those "likes," "retweets," and "followers" lighting up your Twitter account may not be coming from human hands.

X Open-Sourced Its Algorithm on GitHub: Here's What the Code Actually Says
xAI published the full X recommendation algorithm on GitHub in January 2026 and updated it again in May. We read the code so you don't have to. Here is what the source actually reveals about how your posts get ranked — and the exact tactics to use it.

Twitter Thoughts For You
I previously have written back in March 2022 about how I use Twitter, and back in April 2023 about Twitter and its then-new algorithms, which have changed again.

X Corp
X, formerly known as Twitter, is a global social-media platform that facilitates real-time communication and the sharing of short messages, known as "tweets". Founded...

Nobody knows how the whole system works
One of the surprising (at least to me) consequences of the fall of Twitter is the rise of LinkedIn as a social media site. I saw some interesting posts I wanted to call attention to: First, Simon W…

Do our social media algorithms correctly reflect our values? Our new article published today in @pnas.org shows that the answer is often not, and that the content that gets promoted into their ranked feeds is often actively counter to our values.
Do our social media algorithms correctly reflect our values? Our new article published today in @pnas.org shows that the answer is often not, and that the content that gets promoted into their ranked feeds is often actively counter to our values.
Twitter died a long time ago and X isn't worth it. Before I made the jump, my ego was holding me back. I was too concerned with vanity metrics. I finally realized if you're posting stuff people want to follow, then they'll follow you, even when you leave. siliconrepublic.com/enterprise/kelsey-hightower-b…
Open-source champion Kelsey Hightower on the promise of Bluesky
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