Intelligence Index
0155.9
> 99% OF MODELS
OpenAI
GPT-5.6 Sol
Updated: July 2026
GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...
Specifications
- Context
- 1M
- Input
- $5/M
- Output
- $30/M
Capabilities
VISIONTEXTWEBCODINGTHINKINGWRITING
Similarly Priced Models
| Model | Provider | Context | Input Price | Output Price |
|---|---|---|---|---|
| GPT-5.6 Sol Pro | OpenAI | 1M | $5/M | $30/M |
| Claude Opus 4.8 | Anthropic | 1M | $5/M | $25/M |
| Claude Opus 4.8 | Anthropic | 1M | $5/M | $25/M |
| Claude Opus 4.7 | Anthropic | 1M | $5/M | $25/M |
| Chatgpt 5.5 | OpenAI | 1M | $5/M | $30/M |
Performance Metrics
Coding Index
0277.2
> 100% OF MODELS
Agentic Index
0348.5
> 99% OF MODELS
DATA SOURCE: Artificial Analysis