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...
Rank
#14
Down 7% week over week
Tokens
1.70T
2026-09-11
Requests
33.4M
33,447,564
Tool calls
-
Input / M
$2.00
Output / M
$10
Cache / M
$0.20
Context
1.1M
1,050,000 tokens