# Grok 4 vs GPT-5 (2026): Benchmarks, Price & Verdict | Alher Tech

> Grok 4 vs GPT-5: 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/grok-4-vs-gpt-5/
- Site: Alher Tech (custom software, AI agents and SEO engineering, https://alhertech.com/)
- Contact: https://alhertech.com/en/contact/

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|  | Grok 4 | GPT-5 |
| --- | --- | --- |
| arenaElo | 1341 | 1412 |
| humanEval | 85.1 | 91.6 |
| sweBench | 50 | 65 |
| mmlu | 87.5 | 91.5 |
| gpqa | 57 | 63.8 |
| aime | 88 | 92 |
| Price in/out ($/M) | $3 / $15 | $1.25 / $10 |

## Our verdict

GPT-5 wins across every benchmark and has a far larger ecosystem. Grok 4's one advantage is live access to X (Twitter) data. If your product depends on realtime social context, Grok is the only serious option.

[Grok 4](https://alhertech.com/en/ai-comparison/grok-4/) · [GPT-5](https://alhertech.com/en/ai-comparison/gpt-5/) · [All AI model comparisons](https://alhertech.com/en/ai-comparison/)