Claude Code vs Codex
Claude Code 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 | Claude Code | Codex |
|---|---|---|
| Vendor | Anthropic | OpenAI |
| Rating | ★ 4.7 | ★ 4.5 |
| Pricing | Paid | Paid |
| Platforms | CLI, IDE, API | CLI, IDE, Cloud, Web |
| Key features | Whole-codebase reasoning via long context, File edits, tests and git operations, CLAUDE.md project memory | Cloud sandbox task execution, Codex CLI (open source), IDE extension |
| Headquarters | San Francisco, USA | San Francisco, USA |
| Founded | 2025 | 2025 |
| Open source | No | No |
Key differences
- Claude Code has a higher user rating (4.7★ vs 4.5★).
- Both Claude Code and Codex use a Paid model.
- Claude Code runs on CLI, IDE, API; Codex runs on CLI, IDE, Cloud, Web.
Frequently asked questions
Is Claude Code or Codex better?
By user rating, Claude Code scores higher (4.7★ vs 4.5★). Both are capable Code Generation tools, so review the feature comparison for your use case.
Which is cheaper, Claude Code or Codex?
Both Claude Code and Codex use a Paid pricing model.
Are Claude Code and Codex open source?
No — neither Claude Code nor Codex is open source.