# Claude Code vs OpenAI Codex (slim)

> OpenAI Codex has a score of 73.4 (BB) against Claude Code's 62.2 (B). Both do agent harness. The largest gap is payments & pricing, 40 points. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/claude-code-vs-openai-codex.md (~1,700 tokens) · this version ~330 tokens · JSON https://www.anchorterminal.com/compare/claude-code-vs-openai-codex.json · canonical https://www.anchorterminal.com/compare/claude-code-vs-openai-codex
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

OpenAI Codex has a score of 73.4 (BB) against Claude Code's 62.2 (B). Both do agent harness. The largest gap is payments & pricing, 40 points.

- Claude Code: B 62.2, rank #222 of 452 · https://www.anchorterminal.com/tools/claude-code.min.md
- OpenAI Codex: BB 73.4, rank #58 of 452 · https://www.anchorterminal.com/tools/openai-codex.min.md
- Pick Claude Code for agent ergonomics (+7). Pick OpenAI Codex for reliability (+5), schema & documentation (+10), payments & pricing (+40), maintenance & community (+5).

| Category | Claude Code | OpenAI Codex |
| --- | --- | --- |
| Reliability (16%) | 50 | 55 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 80 | 90 |
| Agent ergonomics (13%) | 87 | 80 |
| Security & auth (14%) | 80 | 82 |
| Payments & pricing (10%) | 20 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 82 | 87 |
| Transparency & trust (7%) | 84 | 83 |