
Fast.com
Speedtest.net
SpeedOf.Me
LibreSpeed
Speed Test by Cloudflare
nPerf
OpenSpeedTest
Accurately test your Internet connection speed with this powerful broadband speed test. Improve your bandwidth speed with the truth.

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

Which is more popular?
Based on our record, Testmy.net should be more popular than OpenAI Codex CLI. It has been mentioned 175 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | testmy.net | 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
This tool is particularly recommended for individuals who require consistent and accurate monitoring of their internet speed, such as gamers, remote workers, and tech enthusiasts who need to troubleshoot connectivity issues effectively.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Speed Test at testmy.net
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 Testmy.net and OpenAI Codex CLI. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Hello! Ever since moving into a new house, I've haven't been getting the speeds I've expecting. Specifically, videos and websites will fail to load or load extremely slowly most of the time. The odd thing is, when running a speed test... Source: almost 3 years ago
Another speed test site is https://testmy.net The site claims superior accuracy (which I can't confirm but probably someone here can evaluate one way or the other). The site offers a number of test options and other amenities. I'll have... - Source: Hacker News / almost 3 years ago
T-Mobile - 5G WI-FI decently priced... If it only worked! Below I'll post my results from a few hours of a test I did today using Testmy.net. This is an every day occurrence. You could be watching a YouTube video at a nice 1080p60, but... Source: about 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 / 2 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 / 28 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
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