GPT-5.6 Sol
OpenAI馃嚭馃嚫
openai/gpt-5.6-solGPT-5.6 Sol is the flagship tier of OpenAI's GPT-5.6 family, built for complex reasoning, multi-step coding, and long-horizon agentic work, with particular strength on command-line and terminal-driven tasks.
Cost rate
2x
Context
1.1M
Released
Jul 9, 2026
Input
FileImageText
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Entertainment, Sports, & Media
#8 路 top 2%
Writing, Literature, & Language
#9 路 top 2%
Document analysis
#10 路 top 23%
Mathematical
#11 路 top 3%
Performance
Median latency and throughput measured across recent requests.
Throughput58 tok/s
Latency