OpenAI Launches New GPT-5.1 Model

JINAN, CHINA - NOVEMBER 13: In this photo illustration, the logo of ChatGPT is displayed on a smartphone screen with an OpenAI logo in the background on November 13, 2025 in Jinan, Shandong Province of China. OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking, two updated versions of its flagship AI models now available in ChatGPT. (Photo by VCG/VCG via Getty Images)