# What Changed on X

> Plain-English, dated log of every change to X's (Twitter's) open-source recommendation algorithm (github.com/xai-org/x-algorithm), with what it means for creators, a confidence level and the source commit for every claim.

Latest analysed change: 2026-10-29.

## Key pages
- [Today's change](https://whatchangedonx.com/changes/2026-10-29.html)
- [Timeline](https://whatchangedonx.com/timeline.html)
- [What works on X now](https://whatchangedonx.com/what-works.html)
- [FAQ](https://whatchangedonx.com/faq.html)
- [Machine-readable log (JSON)](https://whatchangedonx.com/changes.json)
- [Full text for LLMs](https://whatchangedonx.com/llms-full.txt)

## Changes
- [2026-10-29: Ad changes only](https://whatchangedonx.com/changes/2026-10-29.html)
- [2026-10-28: New-user filter widened to 7 days, and new experimental re-rankers](https://whatchangedonx.com/changes/2026-10-28.html)
- [2026-10-27: Ranking model starts receiving 'de-bias' inputs](https://whatchangedonx.com/changes/2026-10-27.html)
- [2026-10-24: No ranking changes today](https://whatchangedonx.com/changes/2026-10-24.html)
- [2026-10-23: Experiment shuffle, nothing visible](https://whatchangedonx.com/changes/2026-10-23.html)
- [2026-10-22: Fair share ranking switched on, and new users see less racy content](https://whatchangedonx.com/changes/2026-10-22.html)
- [2026-10-21: 'Fair share ranking' is being built](https://whatchangedonx.com/changes/2026-10-21.html)
- [2026-10-20: Quiet day for creators](https://whatchangedonx.com/changes/2026-10-20.html)
- [2026-10-17: Video carousel stops showing the same creator over and over](https://whatchangedonx.com/changes/2026-10-17.html)
- [2026-10-16: More video plumbing](https://whatchangedonx.com/changes/2026-10-16.html)
- [2026-10-15: A new 'immersive video' scorer arrives](https://whatchangedonx.com/changes/2026-10-15.html)
- [2026-10-14: Likes up again, and 'not interested' hurts more](https://whatchangedonx.com/changes/2026-10-14.html)
- [2026-10-13: Big one: likes and reading time count for more, video taps count for less](https://whatchangedonx.com/changes/2026-10-13.html)
- [2026-10-09: No ranking changes today](https://whatchangedonx.com/changes/2026-10-09.html)
- [2026-10-08: Reply-spam rules ease off for mid-sized accounts](https://whatchangedonx.com/changes/2026-10-08.html)
- [2026-10-07: 'Popular posts' goes live, and fresh posts get a smaller kick](https://whatchangedonx.com/changes/2026-10-07.html)
- [2026-10-06: Behind-the-scenes plumbing](https://whatchangedonx.com/changes/2026-10-06.html)
- [2026-10-03: Groundwork for 'popular posts' and a small reply-spam tweak](https://whatchangedonx.com/changes/2026-10-03.html)
- [2026-10-02: X is building a new way to find posts for you](https://whatchangedonx.com/changes/2026-10-02.html)
- [2026-10-01: Quiet day: a tidy-up to feed surveys](https://whatchangedonx.com/changes/2026-10-01.html)