GPT-5.6 Sol (xHigh)
OpenAIProprietary
GPT-5.6 Sol (xHigh) is a vision-language model from OpenAI. It ranks 35 of 167 on LMArena’s overall vision board with 1281±7 from 11,439 votes. Its best category is Diagrams (#30 of 123). License: Proprietary.
Key figures
- Developer
- OpenAI
- License
- Proprietary
- First seen (our snapshots)
- 2026-10-26
No data: Captioning, Entity recognition.
Who it suits
- Overall #35 of 167: upper half.
- Strongest category: Diagrams (#30 of 123).
- Proprietary; used through OpenAI’s apps or API.
Neighbours on the overall board
| # | Model | Score | Votes | License | Δ vs this model |
|---|---|---|---|---|---|
| 32 |  Gemini 3 Flash Google | 1285 | 39,131 | Proprietary | +4 |
| 33 |  Claude Sonnet 4.6 Anthropic | 1283 | 27,408 | Proprietary | +2 |
| 34 |  Kimi K2.6 Moonshot AI | 1282 | 16,368 | Modified MIT | +1 |
| 35 | GPT-5.6 Sol (xHigh) OpenAI | 1281 | 11,439 | Proprietary | |
| 36 | GPT-6 Astra (Max) OpenAI | 1280 | 4,012 | Proprietary | -1 |
| 37 |  Qwen3.7-Plus Alibaba | 1278 | 14,212 | Proprietary | -3 |
| 38 |  DeepSeek-V4.1-Flash-20260910 (Max) DeepSeek | 1278 | 4,100 | MIT | -3 |
Alternatives · More from OpenAI
| # | Model | Score | Votes | License |
|---|---|---|---|---|
| 18 | GPT-5.4 (High) OpenAI | 1303 | 30,747 | Proprietary |
| 21 | GPT-5.5 OpenAI | 1297 | 28,781 | Proprietary |
| 25 | GPT-5.5 (High) OpenAI | 1293 | 27,067 | Proprietary |
| 27 | GPT-5.4 OpenAI | 1292 | 22,804 | Proprietary |
| 29 | GPT-6.1 Sol (Max) OpenAI | 1288 | 2,330 | Proprietary |
Alternatives · Top open-weight models
| # | Model | Score | Votes | License |
|---|---|---|---|---|
| 24 |  GLM-5.3-Flash Z.ai | 1294 | 16,254 | MIT |
| 34 | Kimi K2.6 Moonshot AI | 1282 | 16,368 | Modified MIT |
| 38 | DeepSeek-V4.1-Flash-20260910 (Max) DeepSeek | 1278 | 4,100 | MIT |
| 39 | Gemma 4 31B Google | 1276 | 40,219 | Apache 2.0 |
| 44 | Qwen3.8-27B Alibaba | 1269 | 7,614 | Apache 2.0 |
How to read these scores
- If two scores differ by less than their ± intervals, the models are statistically close.
- Each category board is computed independently; do not compare scores across categories.
- Models with few votes move more; ranks of new entries may change.
FAQ
Where does GPT-5.6 Sol (xHigh) rank among vision models?
Overall rank 35 (1281); OCR rank 35 (1290); Diagrams rank 30 (1305); Homework rank 35 (1305); Creative writing rank 29 (1283); Humor rank 51 (1246); English rank 38 (1280); Chinese rank 44 (1313) (LMArena, data as of Oct 26, 2026).
How good is GPT-5.6 Sol (xHigh) at OCR?
GPT-5.6 Sol (xHigh) ranks 35 of 123 on LMArena’s OCR board with 1290 (7,710 votes).
Is GPT-5.6 Sol (xHigh) better with Chinese or English prompts?
Chinese board: #44 of 128 (1313); English board: #38 of 167 (1280). The boards are computed separately, so compare ranks rather than scores.
Is GPT-5.6 Sol (xHigh) open-weight?
No. LMArena lists it as Proprietary; it is available through OpenAI’s apps or API.
How far is GPT-5.6 Sol (xHigh) from #1?
#1 overall is Claude Fable 5 (High) (1325); GPT-5.6 Sol (xHigh) has 1281, 44 points behind.
Sources
LMArena data published Oct 19, 2026.
Synced here Oct 26, 2026.
Price, context length and release date have no reliable public data here and are not shown; all figures come from snapshots, blanks are –.