Latest ChatGPT News and Insights | Yellow

OpenAI has pushed its GPT-5.6 family into general availability, splitting the lineup between flagship Sol and mid-priced Terra, two models built for very different workloads. Key Points: Sol costs $5 per million input tokens and $30 per million output, double Terra's rate. Sol tops coding and agent

An OpenAI model may have solved a mathematical problem that has resisted researchers for decades. A three-page paper hosted on OpenAI’s official content-delivery network claims to prove the Cycle Double Cover Conjecture, a longstanding problem in graph theory. The paper says the proof was produced e

OpenAI said new GPT-5.6 family will become the preferred model in Microsoft 365 Copilot, days after reports Microsoft shifted some tasks to in-house systems. Key Points: GPT-5.6 will run across Word, Excel, PowerPoint, Copilot Chat, and Cowork for Microsoft 365 customers. The announcement landed two

OpenAI's GPT-5.6 family goes public Thursday, capping a nine-day stretch that brought SpaceXAI's Grok 4.5 and Anthropic's returning Claude Fable 5, with prices spanning $1 to $50 per million tokens. Key Points: GPT-5.6 Sol, Terra and Luna reach general availability with tiered pricing from $1 to $5

Grok 4.5 gave Elon Musk’s cost-and-performance claim new support after an independent agent benchmark ranked the model first. Key Points: Grok 4.5 scored 51.4% on AutomationBench-AA, ahead of two Claude models. The model cost $0.34 per task, far below its closest Anthropic rivals. Its higher rule-vi