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readwise Codex Plugin

Author
Readwise Inc.
Category
Education & Research
Topics
Web Search, Research & Learning · Documents & Content Creation
Version
1.0.3
First seen
2026-07-12
Last confirmed
2026-07-13
Explanation last updated
2026-07-12

The explanation below is AI-generated. Please verify it against the sources.

Readwise is the official Codex plugin for Readwise and Reader, published by Readwise Inc. According to the plugin manifest, it lets Codex semantically search through a user's highlights and any content saved to their Reader library. The plugin's longDescription states it can do 'basically anything you can do in Reader,' including triaging the inbox, organizing the library, and catching up on the feed. It is categorized under Education & Research, and its default prompt is 'Find the most relevant highlights in Readwise.' The homepage describes the underlying Readwise service itself, separate from the plugin's specific capabilities.

Overview

According to the Readwise homepage, Readwise is a service that imports highlights from sources such as Kindle, Instapaper, and Apple Books into one place. It helps users review highlights through a daily email and app using a spaced repetition process intended to aid retention, and supports tagging, searching, organizing, and annotating highlights. It can sync highlights and notes to note-taking apps such as Evernote, Notion, and Roam. The homepage states Readwise is free for the first 30 days, after which it costs a monthly fee.

What you can do with readwise

  • Semantically search through your Readwise highlights and Reader library content
  • Triage your Reader inbox
  • Organize your Reader library
  • Catch up on your Reader feed
  • Use the default prompt "Find the most relevant highlights in Readwise" to start

Sources

Original description (English)

The official app for Readwise and Reader.

History of readwise

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