GPT-6.1 Sol Prompts: 50+ Powerful AI Prompts for Coding, Computer Use, Research, Business and Automation in 2026 GPT-6.1 Sol is one of the newest major AI model releases of September 2026, bringing near-frontier performance to coding, computer use, professional workflows, and advanced AI automation at a lower cost than GPT-6 Astra. OpenAI introduced GPT-6.1 Sol on September 29, 2026, describing it as a model for complex coding, computer use, and professional work. OpenAI's current API documentation lists a 1,050,000-token context window , up to 128,000 output tokens , adjustable reasoning effort, and a standard price of $2 per million input tokens and $10 per million output tokens. The release is especially interesting for prompt engineers because GPT-6.1 Sol is not positioned simply as a chatbot model. OpenAI has added computer use to its Agents API, including the ability for agents to operate software through an OpenAI-hosted browser, while GPT-6.1 Sol also supports multi-agent...