Updated daily at 05:00 UTC
- Released
- 21 Sep 2026
- Status
- Current
- Context
- 500K
- Max output
- —
- Input per 1M tokens
- $2.00
- Output per 1M tokens
- $6.00
- Open weights
- No
- License
- proprietary
- Parameters
- —
- Knowledge cutoff
- May 2026
- Reasoning
- Yes
- Modalities
- text, image → text
Category scores
Out of 100, from independent and third-party results only, by method category-2026-09-29.1.
| Category | Score | Rank | Coverage |
|---|---|---|---|
| Human preference | 67.3 | Not ranked | 2 of 5 |
Benchmark results
Every result we hold for this model, with who ran it and where it was published.
Vision & multimodal understanding
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| Furniture Assembly | Score | 20.8% | Independent | xhigh | 24 Sep 2026 | Epoch AI |
Human preference
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| Code Arena: WebDev (arena.ai) | Arena score (Elo scale) | 1629 | Independent | xhigh | 25 Sep 2026 | Arena |
| Code Arena: WebDev (arena.ai) | Votes | 2047 | Independent | xhigh | 25 Sep 2026 | Arena |
| Text Arena (arena.ai) | Arena score (Elo scale) | 1439 | Independent | xhigh | 25 Sep 2026 | Arena |
| Text Arena (arena.ai) | Votes | 4114 | Independent | xhigh | 25 Sep 2026 | Arena |
Other Grok versions
- Grok 4.612 Aug 2026
- Grok 4.58 Jul 2026
- Grok 4.317 Apr 2026
- Grok 4.20 Multi-Agent9 Mar 2026
- Grok 4.20Feb 2026
- Grok 4.1 Fast19 Nov 2025
- Grok 4.117 Nov 2025
- Grok 4 Fast19 Sep 2025
- Grok 49 Jul 2025
- Grok 317 Feb 2025
- Grok 3 Mini17 Feb 2025
- Grok 2 Vision12 Dec 2024
- Grok BetaNov 2024
- Grok Vision BetaNov 2024
- Grok 214 Aug 2024
- Grok 2 mini14 Aug 2024
- Grok-1.515 May 2024
- Grok-13 Nov 2023