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AI Models

OpenAI Launches GPT-5, Starts 60-Day Transition From Older Models

The unified GPT-5 system auto-adjusts compute depth for each query without requiring manual model switching.

OpenAI Unveils First Open-Weight Models Since GPT-2, Run on Common Hardware

OpenAI Integrates GPT-4.1 into ChatGPT for Paid Users and Updates Free Tier with GPT-4.1 Mini