# Codex Usage Viewer

> Shows your Codex usage from ChatGPT.

Canonical page: [https://chrome-stats.com/d/codex-usage-viewer](https://chrome-stats.com/d/codex-usage-viewer)

## Overview

- **ID:** `codex-usage-viewer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Nguyen Bui
- **Category:** web-development,alerts-updates
- **Daily users:** 15
- **Weekly downloads:** 3
- **Version:** 0.1.0
- **Last updated:** 2026-04-30
- **First published:** 2026-04-27
- **Size:** 48 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/codex-usage-viewer/)

## Description

Codex Usage Viewer shows your Codex usage from ChatGPT directly in a small browser popup. It displays your remaining 5-hour and weekly usage limits, reset times, current plan type, and available credits, with a manual refresh button for up-to-date results.

## Rankings

- #28,073 — Overall
- #16 — usage
- #147 — viewer

## Permissions and access

### Permissions

- `storage`

### Host permissions

- `https://chatgpt.com/*`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Request access to the following domains: chatgpt.com
- This extension has low user count. Unpopular extensions 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).

## Similar extensions and apps

- [Coding Plan Dashboard](https://chrome-stats.com/d/coding-plan-dashboard) — 4 users
- [ChatGPT Usage Limit Tracker](https://chrome-stats.com/d/chatgpt-usage-limit-tracker) — 169 users, 5.00 / 5
- [Codex Usage Bar](https://chrome-stats.com/d/codex-usage-bar) — 1 users
- [AI Chat Context Window](https://chrome-stats.com/d/ai-chat-context-window) — 5 users
- [AI Usage Tracker](https://chrome-stats.com/d/ai-usage-tracker) — 37 users
- [ChatGPT Pop-up](https://chrome-stats.com/d/chatgpt-pop-up)
- [ChatGPT TOC](https://chrome-stats.com/d/chatgpt-toc-sidebar) — 3 users
- [ChatGPT Analyzer](https://chrome-stats.com/d/chatgpt-analyzer) — 1 users
- [ChatGPT words/replies counter](https://chrome-stats.com/d/chatgpt-improver) — 4 users
- [Codex Browser Extension](https://chrome-stats.com/d/codex-browser-extension) — 45 users
- [ChatGPT UX Suite](https://chrome-stats.com/d/chatgpt-ux-suite)
- [ChatGPT Token Counter](https://chrome-stats.com/d/chatgpt-token-counter) — 178 users, 5.00 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/codex-usage-viewer)