
Google Authenticator
Duo Security
Azure Multi-Factor Authentication
Let's Encrypt
Lastpass
Microsoft Authenticator
Ensighten
Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Claude Code
aider
Cursor
Ghostty
opencode
GitHub Copilot
Zed
Frontier reasoning in the terminal

Which is more popular?
Based on our record, Authy should be more popular than OpenAI Codex CLI. It has been mentioned 140 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | authy.com | github.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Authy is recommended for individuals who seek a user-friendly and secure way to manage their two-factor authentication across multiple devices and platforms. It is suitable for both beginners and experienced users who prioritize security and convenience in their digital security practices.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How to Use Authy To Keep Your Data Safe
More videos
OpenAI Codex CLI
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Authy and OpenAI Codex CLI. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


And another big difference that it provides over the Google Authenticator is the Authy passcode. Using this code, no one will be able to browse through all your codes.
One of Twilio Authy’s big advantages is encrypted cloud backup. However, it’s somewhat concerning that you can add the account to a new phone using “a PIN code sent via a call or an SMS,” according to Authy’s support...
Although most alternatives to Google Authenticator are completely free but potentially relatively limited in terms of options, Duo can offer you a lot if you’re willing to pay for it. The free option, which Cisco...
We have no reviews of OpenAI Codex CLI yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Download an authenticator app (Google Authenticator, Authy, or Microsoft Authenticator). - Source: dev.to / 9 months ago
Authy - Two-factor authentication (2FA) on multiple devices, with backups. Drop-in replacement for Google Authenticator. Free for up to 100 successful authentications. - Source: dev.to / over 2 years ago
Https://authy.com/ Acquired by Twilio. I'm not even sure if they still update it, last blog post was 3 years ago. - Source: Hacker News / almost 3 years ago
Codex takes the opposite bet: one product across six surfaces. CLI, IDE extension, Codex Cloud, the ChatGPT app sidebar, mobile (GA May 2026), and a Chrome extension. All of them share your ChatGPT account, your session history, and your... - Source: dev.to / 4 days ago
The second CLI (Codex) records tokens and quota in session files, but the laptop sleeps and moves, so Prometheus can't reliably scrape it. That's exactly the Pushgateway case: a systemd user timer parses the session files every 5 minutes... - Source: dev.to / 30 days ago
Since when? https://learn.chatgpt.com/docs/codex/cli https://github.com/openai/codex Looks like it's still a more-or-less-open-source product called Codex CLI. FWIW, there have been issues with various versions of ChatGPT not knowing... - Source: Hacker News / about 2 months ago
When comparing Authy and OpenAI Codex CLI, you can also consider the following products.

Google Authenticator is a multifactor app for mobile devices.
Compare Google Authenticator to Authy or OpenAI Codex CLI:

Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
Compare Claude Code to Authy or OpenAI Codex CLI:

Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.
Compare Duo Security to Authy or OpenAI Codex CLI:


Azure Multi-Factor Authentication helps safeguard access to data and applications while meeting user demand for a simple sign-in process.
Compare Azure Multi-Factor Authentication to Authy or OpenAI Codex CLI:

The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.
Compare Cursor to Authy or OpenAI Codex CLI: