AI model · OpenAI
GPT-5.6 Sol
Model ID: openai/gpt-5.6-sol
- Input
- $2 per 1M tokens
- Output
- $10 per 1M tokens
- Context
- 1.1M tokens at once
- Max output
- 128K tokens per reply
- Released
- 9 Jul 2026 OpenAI
What it can do
- YesReasoning
- YesTool calling
- YesImage input
- NoOpen weights
- NoFree to use
Takes file, image, text; gives text.
How its listing describes it
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...
Sources
- OpenAI: GPT-5.6 Sol on OpenRouter — read 2 Oct 2026