Chrome extension
Install LedeLens.
LedeLens is available from the Chrome Web Store. Install it in one click, then choose the OpenAI model you want to use for analysis.
Get LedeLens from the Chrome Web Store
Install the published extension directly in Chrome. No source-code download or build step is required.
Add to Chrome ↗- 01
Install the extension
Open the Chrome Web Store listing and select “Add to Chrome.”
- 02
Open an article
Select the LedeLens toolbar icon while viewing an article-like webpage.
- 03
Choose a model
Enter a restricted OpenAI project key, load the compatible GPT-5 models available to it, and confirm your selection.
- 04
Analyze the article
Choose “Analyze article” to open a source-linked report beside the page.
Prefer a manual install?
Download the latest Chrome-ready ZIP from GitHub Releases and follow the included installation guide.
Requirements
Google Chrome 116 or newer and an OpenAI API key are required. API usage may incur charges on your OpenAI account.
Review before installing
Explore the article evidence and reasoning analysis features and read how LedeLens handles article text, API keys, and saved reports.