OpenAI Rolls Out GPT-6 Astra, Its ‘Most Capable Model’ Yet

OpenAI has launched GPT-6 Astra, its latest frontier model, in a bid to push into AI systems that can use computers and execute tasks more autonomously. OpenAI says that GPT-6 Astra is its most capable model yet. The model supports reasoning efforts ranging from low to maximum and comes with a 1.05 Mn-token context window and a maximum output of 1.28 Lakh tokens.