Amazon Q Developer vs Codex
Amazon Q Developer and Codex are both Code Generation tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | Amazon Q Developer | Codex |
|---|---|---|
| Vendor | AWS | OpenAI |
| Rating | ★ 4 | ★ 4.5 |
| Pricing | Freemium | Paid |
| Platforms | Desktop, CLI, Web | CLI, IDE, Cloud, Web |
| Key features | Inline code suggestions, Security vulnerability scanning, AWS service guidance | Cloud sandbox task execution, Codex CLI (open source), IDE extension |
| Headquarters | Seattle, USA | San Francisco, USA |
| Founded | 2023 | 2025 |
| Open source | No | No |
Key differences
- Codex has a higher user rating (4.5★ vs 4★).
- Amazon Q Developer is Freemium, while Codex is Paid.
- Amazon Q Developer runs on Desktop, CLI, Web; Codex runs on CLI, IDE, Cloud, Web.
Frequently asked questions
Is Amazon Q Developer or Codex better?
By user rating, Codex scores higher (4.5★ vs 4★). Both are capable Code Generation tools, so review the feature comparison for your use case.
Which is cheaper, Amazon Q Developer or Codex?
Amazon Q Developer is Freemium and Codex is Paid. Check each product page for current plan details.
Are Amazon Q Developer and Codex open source?
No — neither Amazon Q Developer nor Codex is open source.