
Fast.com
Speedtest.net
LibreSpeed
SpeedOf.Me
Testmy.net
nPerf
Speed Test by Cloudflare
Broadband Internet Speed Test Unlocked!

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

Which is more popular?
OpenSpeedTest might be a bit more popular than OpenAI Codex CLI. We know about 42 links to it since March 2021 and only 41 links to OpenAI Codex CLI.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | openspeedtest.com | github.com |
| Pricing | — | |
| Listed in |
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
SPEED TEST ON ANY DEVICE // OpenSpeedTest Tutorial
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 OpenSpeedTest 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.


All it takes to defeat the business model is https://openspeedtest.com/. - Source: Hacker News / 4 months ago
Try again using https://openspeedtest.com/ on a wired computer. Source: almost 3 years ago
Are you in the US? I would try to run tests to the same place to establish consistency in your data (openspeedtest.com). Source: over 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 OpenSpeedTest and OpenAI Codex CLI, you can also consider the following products.

Quickly test your internet speed with this fast-loading speed test powered by Netflix.
Compare Fast.com to OpenSpeedTest 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 OpenSpeedTest or OpenAI Codex CLI:

Test your Internet connection bandwidth to locations around the world with this interactive broadband speed test from Ookla
Compare Speedtest.net to OpenSpeedTest or OpenAI Codex CLI:

aider is AI pair programming in your terminal
Compare aider to OpenSpeedTest or OpenAI Codex CLI:

Self-hosted Speedtest for HTML5. Easy setup, examples, configurable, mobile friendly.
Compare LibreSpeed to OpenSpeedTest or OpenAI Codex CLI:

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