Codex by OpenAI
AI that writes code for you
Krater.ai
Your AI SuperApp
Updated February 2026
| Codex by OpenAI | Krater.ai | |
|---|---|---|
| Rating | 5.0★ | 4.6★ |
| Reviews | 20 | 7 |
| Pros | 0 | 0 |
| FactScore™ | 66.1 | 41.3 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Codex by OpenAI — Pros
No unique pros listedBoth tools — Pros
—Only in Krater.ai — Pros
No unique pros listedOnly in Codex by OpenAI — Cons
—Both tools — Cons
—Only in Krater.ai — Cons
—Details
| Codex by OpenAI | Krater.ai | |
|---|---|---|
| Categories | AI Coding Agents | AI Coding Agents, AI Generative Media, AI Chatbots, Writing assistants |
| Platforms | Web | Web |
| Became Popular | August 10, 2021 | April 26, 2023 |
| Website | openai.com | www.krater.ai |
Who Should Pick Which?
Choose Codex by OpenAI if...
- No unique pros listed
Choose Krater.ai if...
- No unique pros listed
With a FactScore™ of 66.1 vs 41.3, Codex by OpenAI leads in community reception. Codex by OpenAI uniquely offers No unique pros listed, while Krater.ai stands out for No unique pros listed.
What Users Say
Codex by OpenAI
Even with new models around, Codex remains one of the most reliable AI coding assistants—fast, structured, and still very useful.
Still the fastest way to get a working regex or a complex utility function from a single-line comment.
OpenAI Codex has become an essential part of our development workflow. With our AGENTS.md providing project context, Codex understands our monorepo architecture and coding conventions, autonomously...
Krater.ai
Hey team, this is awesome and congratulations on the launch! This would definitely be part of my blogging arsenal. Can we also get an insight on how Krater.ai detects and determine that a content i...
Krater.ai is simply amazing for a lot of reasons. For me, the best thing is the commitment and dedication of the founder. He is active on the Discord server and very quick to respond. He is also op...
I start using Krater.ai just to testing, and surprised me because suddenly it became a daily tool on my work. Worth several times the price youre paying and theyre improving constantly. I dont give...
Related Comparisons
Frequently Asked Questions
Which is better, Codex by OpenAI or Krater.ai?
Based on FactScore™, Codex by OpenAI leads with a score of 66.1 vs 41.3. Codex by OpenAI has a higher rating of 5.0★ compared to 4.6★.
What are the pros of Codex by OpenAI compared to Krater.ai?
Codex by OpenAI uniquely offers: No unique pros listed.
What are the pros of Krater.ai compared to Codex by OpenAI?
Krater.ai uniquely offers: No unique pros listed.
Is Codex by OpenAI better rated than Krater.ai?
Codex by OpenAI is rated 5.0★ from 20 reviews. Krater.ai is rated 4.6★ from 7 reviews.
What is the FactScore™ of Codex by OpenAI and Krater.ai?
FactScore™ weighs rating and review volume together. Codex by OpenAI scores 66.1 and Krater.ai scores 41.3.
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