OpenAI's GPT-6.1 Sol is now generally available on Amazon Bedrock, offering stronger reasoning for agentic coding, computer use, and professional workloads. According to OpenAI, GPT-6.1 Sol matches GPT-6 Astra on the DeepSWE v1.1 benchmark at roughly one-fifth the cost per task and exceeds the best GPT-6 Sol score by 6.4 percentage points with lower reasoning effort. The model also improves on GPT-6 Sol in evaluations of transparency, user intent, and explicit restrictions.