Overview
GPT-5.6 Sol Pro is the same underlying model as [GPT-5.6 Sol](https://openrouter.ai/openai/gpt-5.6-sol), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
GPT-5.6 Sol Pro is available in OmnyChat. 1,050,000 token context window. Image input. Reasoning mode.
Key capabilities
- 1,050,000 token context window
- Image input
- Reasoning mode
Using this model
In OmnyChat
Use GPT-5.6 Sol Pro in OmnyChat and compare its results with other language models on the same task.
Best for: Chat and comparing answers on your own prompts.
Frequently asked questions
How do I use GPT-5.6 Sol Pro?
Open chat in OmnyChat and select GPT-5.6 Sol Pro. Model access and usage depend on your plan.
What does GPT-5.6 Sol Pro support in OmnyChat?
1,050,000 token context window. Image input. Reasoning mode.