GPT-5.6 Sol sets new cybersecurity SOTA on cyber range

GPT-5.6 Sol achieved state-of-the-art performance on 'The Last Ones' cyber range, with capability already translating to defensive outcomes. GPT-5.6 Luna outperforms GPT-5.5 at its highest reasoning while costing 25x less, and ChatGPT can now use apps on your computer via GPT-5.6.