Rex — Reddit Explainer

Tracking since May 17, 2026.

Changelog

• Jun 5, 2026
  permissions

  storage

  storage, alarms

• May 23, 2026
  description

  Inspired by Grok, Rex turns long Reddit threads into clear, instant explanations. One click and you get a concise
    summary of the conversation: what the post is about, what people are actually saying, the consensus
    (if there is one), and the standout points worth reading. No more scrolling through hundreds of
    comments to figure out what's going on.
  
    You can also ask follow-up questions about any thread. Curious what a specific term means, what the
    joke is, or whether the comments agree with the OP? Just ask. Rex reads the context and answers.
  
  To get started with Rex, go to reddit.com, select a post, click the Rex icon in the bottom right and get an explanation
  
    Why install Rex:
    - Save time. Get the gist of a thread in seconds, not minutes.
    - Catch up on context. Understand the backstory behind heated debates without reading every reply.
    - Ask anything. Turn any thread into a conversation.
    - Stays out of your way. Appears only when you want it, on Reddit pages only.
  
    Built for people who use Reddit to learn, research, and stay informed, but don't have time to wade
    through 800 comments to find the 3 useful ones.

  Inspired by Grok, Rex turns long Reddit threads into clear, instant explanations. One click and you get a concise summary of the conversation: what the post is about, what people are actually saying, the consensus (if there is one), and the standout points worth reading. No more scrolling through hundreds of comments to figure out what's going on.
  
  You can also ask follow-up questions about any thread. Curious what a specific term means, what the joke is, or whether the comments agree with the OP? Just ask. Rex reads the context and answers.
  
  To get started with Rex, go to reddit.com, select a post, click the Rex icon in the bottom right and get an explanation
  
    Why install Rex:
    - Save time. Get the gist of a thread in seconds, not minutes.
    - Catch up on context. Understand the backstory behind heated debates without reading every reply.
    - Ask anything. Turn any thread into a conversation.
    - Stays out of your way. Appears only when you want it, on Reddit pages only.
  
  Built for people who use Reddit to learn, research, and stay informed, but don't have time to wade through 800 comments to find the 3 useful ones.

• May 23, 2026
  host_permissions

  *://*.reddit.com/*, http://localhost:3001/*, https://solitaire.lyton.dev/*

  *://*.reddit.com/*, https://rex.usegraphitelabs.com/*

Permissions & access

Permissions

storagealarms

Host access

*://*.reddit.com/*, https://rex.usegraphitelabs.com/*

Screenshots