# Claude Code vs GPT-5.4 Codex (2026): Benchmarks, Price & Verdict | Alher Tech

> Claude Code vs GPT-5.4 Codex: head-to-head 2026 comparison across Arena Elo, MMLU, GPQA, HumanEval, context window and pricing. Verdict + use cases.

- Canonical page: https://alhertech.com/en/ai-comparison/claude-code-vs-gpt-5-4-codex/
- Site: Alher Tech (custom software, AI agents and SEO engineering, https://alhertech.com/)
- Contact: https://alhertech.com/en/contact/

---

|  | Claude Code | GPT-5.4 Codex |
| --- | --- | --- |
| arenaElo | 1420 | 1408 |
| humanEval | 93.1 | 95.5 |
| sweBench | 64.3 | 70 |
| mmlu | 92.3 | 88.6 |
| gpqa | 65.2 | 60.8 |
| aime | 88 | 86 |
| Price in/out ($/M) | $15 / $75 | $9 / $36 |

## Our verdict

GPT-5.4 Codex scores higher on HumanEval in isolation, but Claude Code's orchestration, hooks and memory give Opus 4.7 the edge on long runs. If your workflow fits inside a CLI, Claude Code wins on wall-clock time; if you integrate into your own harness, pick 5.4 Codex directly.

[Claude Code](https://alhertech.com/en/ai-comparison/claude-code/) · [GPT-5.4 Codex](https://alhertech.com/en/ai-comparison/gpt-5-4-codex/) · [All AI model comparisons](https://alhertech.com/en/ai-comparison/)