# Copy LaTeX (KaTeX & MathJax & Wikipedia Images)

> Quickly copy LaTeX code from mathematical expressions on websites like ChatGPT, DeepSeek, Stack Exchange, Wikipedia and other math sites or blogs by simply hovering and clicking. Now with Typst support!

Canonical page: [https://chrome-stats.com/d/copy-latex](https://chrome-stats.com/d/copy-latex)

## Overview

- **ID:** `copy-latex`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Mapaor4
- **Category:** search-tools,appearance
- **Daily users:** 316
- **Weekly downloads:** 19
- **Rating:** 5.00 / 5 (8 ratings)
- **Version:** 1.6.4
- **Last updated:** 2026-08-12
- **First published:** 2025-08-14
- **Size:** 152 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/copy-latex/)
- **Website:** [https://github.com/Mapaor/copy-latex-firefox-extension](https://github.com/Mapaor/copy-latex-firefox-extension)

## Description

Copy LaTeX code from KaTeX or MathJax renderings across websites. Hover an equation, then click to copy the LaTeX directly to your clipboard, with support for Wikipedia images.

Version updates: v1.4 lets you select text and copy as Markdown; v1.5 adds Typst mode. A GitHub tutorial explains how to customize site lists and settings.

## Rankings

- #6,474 — Overall
- #21 — math
- #30 — wikipedia
- #72 — deepseek
- #86 — text-to-image
- #99 — tutorial

## Permissions and access

### Permissions

- `contextMenus`
- `scripting`
- `activeTab`
- `storage`

### Host permissions

- `https://chatgpt.com/*`
- `https://deepseek.com/*`
- `https://*.deepseek.com/*`
- `https://math.stackexchange.com/*`
- `https://physics.stackexchange.com/*`
- `https://proofwiki.org/*`
- `https://*.notion.site/*`
- `https://www.notion.so/*`
- `https://*.wikipedia.org/*`
- `https://www.wikiwand.com/*`
- `https://wikimedia.org/*`
- `https://*.wikiversity.org/*`
- `https://*.wikibooks.org/*`
- `https://mathoverflow.net/*`
- `https://publish.obsidian.md/*`
- `https://nbviewer.org/*`
- `https://www.phind.com/*`
- `https://chat.mistral.ai/*`
- `https://librechat-librechat.hf.space/*`
- `https://www.perplexity.ai/*`
- `https://phys.libretexts.org/*`
- `https://gemini.google.com/*`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Very high risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension was recently updated in the past month. New updates may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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- [ChatGPT LaTeX Copier](https://chrome-stats.com/d/chatgpt-latex-copier) — 172 users, 5.00 / 5
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- [ChatGPT MathML / LaTeX Copy](https://chrome-stats.com/d/chatgpt-mathml-latex-copy) — 1 users
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- [MathML Copy](https://chrome-stats.com/d/mathml-copy) — 260 users, 4.57 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/copy-latex)