OpenAI launches GPT-5.6 Sol, Terra, and Luna, with broader ChatGPT and API access coming in the coming weeks. The preview is ...

OpenAI has announced a limited preview of its new GPT-5.6 Sol, which the AI giant describes as its most capable model for ...

OpenAI is moving away from models that require heavy hand-holding and toward systems that can better infer the user’s goal, ...

OpenAI has unveiled GPT-5.6 Sol alongside Terra and Luna, introducing advanced reasoning, stronger cybersecurity safeguards, ...

OpenAI launches GPT-5.6 Sol, Terra, and Luna in limited preview, offering improved reasoning, coding, cyber safety and ...

The o1-pro API costs $150 for 1 million input tokens and $600 for 1 million output tokens, much more than GPT-4.5. OpenAI researcher Hyung Won Chung. Image: OpenAI/YouTube Reasoning models, which ...

OpenAI officially launched GPT-5.6 on June 26, 2026, with three model tiers. Sol leads on coding and cybersecurity, Terra ...

OpenAI quietly announced that its GPT-4o model now supports a much larger output of 64,000 tokens, but at a higher cost. Microsoft also released the GPT-4o mini API with vision support. OpenAI ...

Application developers who access OpenAI through its long-running API will now have access to the company’s latest full o1 model, rather than the months-old o1-preview. The upgrade is one of a number ...

Chinese AI models are challenging OpenAI and Anthropic on cost, but enterprises must weigh lower prices against security, compliance, and vendor risk.