Codex Auth icon

Codex Auth

by Tholabul Amin · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Export ChatGPT web session data into a local JSON file for personal backup. Convert and merge JSON locally/offline.

Users
889
+230 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
4
0 in 30 days
Store rank
#33K
#28K among extensions
Version
1.2.2
updated 20 Jul 2026

Users

monthly, 4 months
0444889Jun 2026Sep 2026Oct 2026
Latest, 15 Oct 2026: 889 usersMove the mouse over the chart for any month

Ratings count

monthly, 4 months
024Jun 2026Sep 2026Oct 2026
Latest, 15 Oct 2026: 4 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Codex Auth

Export your ChatGPT session authentication data—access token and synthetic ID token—as an auth.json file. Codex Auth is intended for personal use only. ** Indonesia ** Automatic Detection Mendeteksi secara otomatis apakah pengguna sedang membuka chatgpt.com. Tombol untuk mengunduh auth.json hanya akan diaktifkan ketika pengguna berada di halaman yang sesuai. Export ChatGPT Auth Mengambil data autentikasi sesi dari akun ChatGPT yang sedang login, kemudian mengekspornya sebagai file auth.json. Multiple Export Formats Menyediakan dua pilihan format ekspor auth.json, yaitu format Codex dan 9Router. JSON Auth Input Mendukung input data JSON sesi autentikasi ChatGPT secara manual melalui textarea. Automatic Merge with 9Router Backup Menggabungkan file auth.json yang baru dengan file backup 9router.json secara otomatis, tanpa perlu melakukan pengeditan manual. Offline Processing Seluruh proses konversi dan penggabungan file JSON dapat dilakukan sepenuhnya secara offline. Security Warning Menampilkan peringatan bahwa file auth.json berisi access token aktif. File tersebut harus disimpan dengan aman dan diperlakukan seperti password. ** English ** Automatic Detection Automatically detects whether the user is currently on chatgpt.com. The button to download auth.json will only be enabled when the user is on the appropriate page. Export ChatGPT Auth Retrieves session authentication data from the currently logged-in ChatGPT account and exports it as an auth.json file. Multiple Export Formats Provides two auth.json export format options: Codex and 9Router. JSON Auth Input Supports manually entering ChatGPT session authentication data in JSON format through a textarea. Automatic Merge with 9Router Backup Automatically merges the newly generated auth.json file with the 9router.json backup file, eliminating the need for manual editing. Offline Processing The entire JSON file conversion and merging process can be performed completely offline. Security Warning Displays a warning that the auth.json file contains an active access token. The file must be stored securely and treated like a password.

Growth

WindowUsersChangeRatingsRating
7 days+133+17.6%00.00
30 days+230+34.9%00.00

Version history

3 versions recorded
1.2.220 Jul 2026
1.2.19 Jul 2026
1.0.024 Jun 2026

Details

Category
Developer Tools
First seen
24 Jun 2026
Size
174 KB
Languages
id
Pricing
Free
Privacy policy
amiminn.com
Extension ID
ceppngcnoagfpohhlnklmpbofalmnlkg

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
activeTabscriptingstorage
Site access
https://chatgpt.com/*https://chat.openai.com/*http://127.0.0.1/*http://localhost/*https://k12config.bananasmile.me/*

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