Codex by OpenAI
AI that writes code for you
cto.new
Completely free AI code agent
Updated February 2026
| Codex by OpenAI | cto.new | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 20 | 1 |
| Pros | 0 | 1 |
| FactScore™ | 66.1 | 15.1 |
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 cto.new — Pros
Free top ai agents, helping directly in your codebaseOnly in Codex by OpenAI — Cons
—Both tools — Cons
—Only in cto.new — Cons
—Details
| Codex by OpenAI | cto.new | |
|---|---|---|
| Categories | AI Coding Agents | AI Coding Agents, AI Code Editors |
| Platforms | Web | Web |
| Became Popular | August 10, 2021 | November 12, 2025 |
| Website | openai.com | cto.new |
Who Should Pick Which?
Choose Codex by OpenAI if...
- No unique pros listed
Choose cto.new if...
- Free top ai agents, helping directly in your codebase
With a FactScore™ of 66.1 vs 15.1, Codex by OpenAI leads in community reception. Codex by OpenAI uniquely offers No unique pros listed, while cto.new stands out for Free top ai agents, helping directly in your codebase.
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...
cto.new
It is free, runs from my browser, pushes directly to github, zero costs from ideation to a working product.
Related Comparisons
Frequently Asked Questions
Which is better, Codex by OpenAI or cto.new?
Based on FactScore™, Codex by OpenAI leads with a score of 66.1 vs 15.1. Codex by OpenAI has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Codex by OpenAI compared to cto.new?
Codex by OpenAI uniquely offers: No unique pros listed.
What are the pros of cto.new compared to Codex by OpenAI?
cto.new uniquely offers: Free top ai agents, helping directly in your codebase.
Is Codex by OpenAI better rated than cto.new?
Codex by OpenAI is rated 5.0★ from 20 reviews. cto.new is rated 5.0★ from 1 reviews.
What is the FactScore™ of Codex by OpenAI and cto.new?
FactScore™ weighs rating and review volume together. Codex by OpenAI scores 66.1 and cto.new scores 15.1.
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