GPT-5.6 Sol
OpenAI · released Jul 8, 2026
Flagship of the GPT-5.6 series for complex reasoning, coding and multi-step agentic workflows.
80.8
Podium Score
#5 of 673
1483
Arena Elo
15 on Arena
72 t/s
Output Speed
$30/M
Output Price
$5/M in
1.1M
Context Window
Scores by Source
Category Scores
📜 Long Context100.0
👁️ Multimodal97.4
💰 Value89.0
🧠 Reasoning87.6
📐 Math70.7
💻 Coding64.8
intelligence60.9
🤖 Agentic33.9
📚 Knowledge22.0
⚡ Speed10.5
Benchmark Results
GPQA Diamond94.6%
MRCR v291.5%
Browsecomp90.4%
FrontierMath89%
τ²-Bench Retail85.1%
MMMU-Pro83%
LiveCodeBench73.7%
Ifbench72.7%
Terminal-Bench Hard65.9%
SWE-Bench Pro64.6%
Toolathlon58%
SciCode56.1%
Humanity’s Last Exam47.2%
Model Details
| Release date | Jul 8, 2026 |
|---|---|
| Parameters | Not disclosed |
| License | Proprietary |
| Context Window | 1,100,000 tokens |
| Input Price | $5/M |
| Output Price | $30/M |
| Output Speed | 72 t/s |
| Time to First Token | 138 ms |