OpenAI Releases GPT-5.6

Much of the talk lately in the vibecoding community has been about Anthropic's Claude Fable 5 model, but now OpenAI is hitting back with the release of GPT-5.6 and most importantly GPT-5.6 Sol, the most powerful version. Check out https://openai.com/index/gpt-5-6/ Will you be trying it? Is it better than Fable 5?